Home / 127,242,411.12-175,596,849-70,732,463.44

Finding the Fourth Proportional to 127,242,411.12, 175,596,849 and 70,732,463.44

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Solution

The fourth proportional to 127,242,411.12, 175,596,849 and 70,732,463.44 is: 97,612,090.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,242,411.12 : 175,596,849 = 70,732,463.44 : x
  2. Step 2: Convert to fraction form
    127,242,411.12/175,596,849 = 70,732,463.44/x
  3. Step 3: Cross multiply
    127,242,411.12x = 175,596,849 × 70,732,463.44
  4. Step 4: Simplify right side
    127,242,411.12x = 12,420,397,702,071,700
  5. Step 5: Solve for x
    x = 12,420,397,702,071,700/127,242,411.12
  6. Step 6: Final answer
    x = 97,612,090.13

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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.