Home / 516,564,188.07-774,849,081.47-153,061,693.35

Finding the Fourth Proportional to 516,564,188.07, 774,849,081.47 and 153,061,693.35

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Solution

The fourth proportional to 516,564,188.07, 774,849,081.47 and 153,061,693.35 is: 229,593,369.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,564,188.07 : 774,849,081.47 = 153,061,693.35 : x
  2. Step 2: Convert to fraction form
    516,564,188.07/774,849,081.47 = 153,061,693.35/x
  3. Step 3: Cross multiply
    516,564,188.07x = 774,849,081.47 × 153,061,693.35
  4. Step 4: Simplify right side
    516,564,188.07x = 118,599,712,499,724,992
  5. Step 5: Solve for x
    x = 118,599,712,499,724,992/516,564,188.07
  6. Step 6: Final answer
    x = 229,593,369.50

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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.