Home / 124,564,153.14-171,895,199.63-68,808,373.58

Finding the Fourth Proportional to 124,564,153.14, 171,895,199.63 and 68,808,373.58

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Solution

The fourth proportional to 124,564,153.14, 171,895,199.63 and 68,808,373.58 is: 94,953,715.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,564,153.14 : 171,895,199.63 = 68,808,373.58 : x
  2. Step 2: Convert to fraction form
    124,564,153.14/171,895,199.63 = 68,808,373.58/x
  3. Step 3: Cross multiply
    124,564,153.14x = 171,895,199.63 × 68,808,373.58
  4. Step 4: Simplify right side
    124,564,153.14x = 11,827,829,112,835,414
  5. Step 5: Solve for x
    x = 11,827,829,112,835,414/124,564,153.14
  6. Step 6: Final answer
    x = 94,953,715.13

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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.