Home / 942,767,470.62-1,301,059,656.65-525,079,941.66

Finding the Fourth Proportional to 942,767,470.62, 1,301,059,656.65 and 525,079,941.66

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Solution

The fourth proportional to 942,767,470.62, 1,301,059,656.65 and 525,079,941.66 is: 724,632,902.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,767,470.62 : 1,301,059,656.65 = 525,079,941.66 : x
  2. Step 2: Convert to fraction form
    942,767,470.62/1,301,059,656.65 = 525,079,941.66/x
  3. Step 3: Cross multiply
    942,767,470.62x = 1,301,059,656.65 × 525,079,941.66
  4. Step 4: Simplify right side
    942,767,470.62x = 683,160,328,609,961,728
  5. Step 5: Solve for x
    x = 683,160,328,609,961,728/942,767,470.62
  6. Step 6: Final answer
    x = 724,632,902.49

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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.