Home / 1,323,218,561.10-1,984,827,841.65-955,886,541.90

Finding the Fourth Proportional to 1,323,218,561.10, 1,984,827,841.65 and 955,886,541.90

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Solution

The fourth proportional to 1,323,218,561.10, 1,984,827,841.65 and 955,886,541.90 is: 1,433,829,812.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,218,561.10 : 1,984,827,841.65 = 955,886,541.90 : x
  2. Step 2: Convert to fraction form
    1,323,218,561.10/1,984,827,841.65 = 955,886,541.90/x
  3. Step 3: Cross multiply
    1,323,218,561.10x = 1,984,827,841.65 × 955,886,541.90
  4. Step 4: Simplify right side
    1,323,218,561.10x = 1,897,270,221,821,659,392
  5. Step 5: Solve for x
    x = 1,897,270,221,821,659,392/1,323,218,561.10
  6. Step 6: Final answer
    x = 1,433,829,812.85

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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.