Home / 765,364,050.19-1,055,638,440.24-577,200,264.59

Finding the Fourth Proportional to 765,364,050.19, 1,055,638,440.24 and 577,200,264.59

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Solution

The fourth proportional to 765,364,050.19, 1,055,638,440.24 and 577,200,264.59 is: 796,111,062.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,364,050.19 : 1,055,638,440.24 = 577,200,264.59 : x
  2. Step 2: Convert to fraction form
    765,364,050.19/1,055,638,440.24 = 577,200,264.59/x
  3. Step 3: Cross multiply
    765,364,050.19x = 1,055,638,440.24 × 577,200,264.59
  4. Step 4: Simplify right side
    765,364,050.19x = 609,314,787,018,406,272
  5. Step 5: Solve for x
    x = 609,314,787,018,406,272/765,364,050.19
  6. Step 6: Final answer
    x = 796,111,062.27

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Half scale
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Double scale
Find fourth proportional to 765,364,051.19, 1,055,638,441.62 and 577,200,265.59
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.