Home / 805,751,034.60-1,208,626,551.90-710,516,807.40

Finding the Fourth Proportional to 805,751,034.60, 1,208,626,551.90 and 710,516,807.40

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Solution

The fourth proportional to 805,751,034.60, 1,208,626,551.90 and 710,516,807.40 is: 1,065,775,211.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,751,034.60 : 1,208,626,551.90 = 710,516,807.40 : x
  2. Step 2: Convert to fraction form
    805,751,034.60/1,208,626,551.90 = 710,516,807.40/x
  3. Step 3: Cross multiply
    805,751,034.60x = 1,208,626,551.90 × 710,516,807.40
  4. Step 4: Simplify right side
    805,751,034.60x = 858,749,478,994,858,496
  5. Step 5: Solve for x
    x = 858,749,478,994,858,496/805,751,034.60
  6. Step 6: Final answer
    x = 1,065,775,211.10

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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.