Home / 516,564,188.70-774,849,082.40-153,061,693.98

Finding the Fourth Proportional to 516,564,188.70, 774,849,082.40 and 153,061,693.98

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Solution

The fourth proportional to 516,564,188.70, 774,849,082.40 and 153,061,693.98 is: 229,593,370.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,564,188.70 : 774,849,082.40 = 153,061,693.98 : x
  2. Step 2: Convert to fraction form
    516,564,188.70/774,849,082.40 = 153,061,693.98/x
  3. Step 3: Cross multiply
    516,564,188.70x = 774,849,082.40 × 153,061,693.98
  4. Step 4: Simplify right side
    516,564,188.70x = 118,599,713,130,992,592
  5. Step 5: Solve for x
    x = 118,599,713,130,992,592/516,564,188.70
  6. Step 6: Final answer
    x = 229,593,370.44

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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.