Home / 1,071,276,963.12-1,478,411,196.48-594,969,196.32

Finding the Fourth Proportional to 1,071,276,963.12, 1,478,411,196.48 and 594,969,196.32

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Solution

The fourth proportional to 1,071,276,963.12, 1,478,411,196.48 and 594,969,196.32 is: 821,084,697.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,276,963.12 : 1,478,411,196.48 = 594,969,196.32 : x
  2. Step 2: Convert to fraction form
    1,071,276,963.12/1,478,411,196.48 = 594,969,196.32/x
  3. Step 3: Cross multiply
    1,071,276,963.12x = 1,478,411,196.48 × 594,969,196.32
  4. Step 4: Simplify right side
    1,071,276,963.12x = 879,609,121,400,195,328
  5. Step 5: Solve for x
    x = 879,609,121,400,195,328/1,071,276,963.12
  6. Step 6: Final answer
    x = 821,084,697.68

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Double scale
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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.