Home / 2,887,445,300.40-4,331,167,950.60-706,411,436.40

Finding the Fourth Proportional to 2,887,445,300.40, 4,331,167,950.60 and 706,411,436.40

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Solution

The fourth proportional to 2,887,445,300.40, 4,331,167,950.60 and 706,411,436.40 is: 1,059,617,154.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887,445,300.40 : 4,331,167,950.60 = 706,411,436.40 : x
  2. Step 2: Convert to fraction form
    2,887,445,300.40/4,331,167,950.60 = 706,411,436.40/x
  3. Step 3: Cross multiply
    2,887,445,300.40x = 4,331,167,950.60 × 706,411,436.40
  4. Step 4: Simplify right side
    2,887,445,300.40x = 3,059,586,573,272,990,208
  5. Step 5: Solve for x
    x = 3,059,586,573,272,990,208/2,887,445,300.40
  6. Step 6: Final answer
    x = 1,059,617,154.60

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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.