Home / 1,069,457,013.47-1,603,053,316.59-359,729,941.55

Finding the Fourth Proportional to 1,069,457,013.47, 1,603,053,316.59 and 359,729,941.55

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Solution

The fourth proportional to 1,069,457,013.47, 1,603,053,316.59 and 359,729,941.55 is: 539,214,076.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,457,013.47 : 1,603,053,316.59 = 359,729,941.55 : x
  2. Step 2: Convert to fraction form
    1,069,457,013.47/1,603,053,316.59 = 359,729,941.55/x
  3. Step 3: Cross multiply
    1,069,457,013.47x = 1,603,053,316.59 × 359,729,941.55
  4. Step 4: Simplify right side
    1,069,457,013.47x = 576,666,275,878,454,272
  5. Step 5: Solve for x
    x = 576,666,275,878,454,272/1,069,457,013.47
  6. Step 6: Final answer
    x = 539,214,076.50

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.