Home / 157,754,127.24-236,636,011.50-54,121,878.84

Finding the Fourth Proportional to 157,754,127.24, 236,636,011.50 and 54,121,878.84

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Solution

The fourth proportional to 157,754,127.24, 236,636,011.50 and 54,121,878.84 is: 81,184,472.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,754,127.24 : 236,636,011.50 = 54,121,878.84 : x
  2. Step 2: Convert to fraction form
    157,754,127.24/236,636,011.50 = 54,121,878.84/x
  3. Step 3: Cross multiply
    157,754,127.24x = 236,636,011.50 × 54,121,878.84
  4. Step 4: Simplify right side
    157,754,127.24x = 12,807,185,543,583,848
  5. Step 5: Solve for x
    x = 12,807,185,543,583,848/157,754,127.24
  6. Step 6: Final answer
    x = 81,184,472.11

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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.