Home / 1,049,205,708.96-1,447,909,148.16-579,307,938.72

Finding the Fourth Proportional to 1,049,205,708.96, 1,447,909,148.16 and 579,307,938.72

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Solution

The fourth proportional to 1,049,205,708.96, 1,447,909,148.16 and 579,307,938.72 is: 799,447,865.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,205,708.96 : 1,447,909,148.16 = 579,307,938.72 : x
  2. Step 2: Convert to fraction form
    1,049,205,708.96/1,447,909,148.16 = 579,307,938.72/x
  3. Step 3: Cross multiply
    1,049,205,708.96x = 1,447,909,148.16 × 579,307,938.72
  4. Step 4: Simplify right side
    1,049,205,708.96x = 838,785,264,074,400,768
  5. Step 5: Solve for x
    x = 838,785,264,074,400,768/1,049,205,708.96
  6. Step 6: Final answer
    x = 799,447,865.10

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Double scale
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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.