Home / 962,346,089.04-1,328,038,884.36-522,312,997.20

Finding the Fourth Proportional to 962,346,089.04, 1,328,038,884.36 and 522,312,997.20

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Solution

The fourth proportional to 962,346,089.04, 1,328,038,884.36 and 522,312,997.20 is: 720,792,631.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,346,089.04 : 1,328,038,884.36 = 522,312,997.20 : x
  2. Step 2: Convert to fraction form
    962,346,089.04/1,328,038,884.36 = 522,312,997.20/x
  3. Step 3: Cross multiply
    962,346,089.04x = 1,328,038,884.36 × 522,312,997.20
  4. Step 4: Simplify right side
    962,346,089.04x = 693,651,970,088,215,680
  5. Step 5: Solve for x
    x = 693,651,970,088,215,680/962,346,089.04
  6. Step 6: Final answer
    x = 720,792,631.66

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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.