Home / 157,710,502.20-236,565,753.30-89,686,054.20

Finding the Fourth Proportional to 157,710,502.20, 236,565,753.30 and 89,686,054.20

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Solution

The fourth proportional to 157,710,502.20, 236,565,753.30 and 89,686,054.20 is: 134,529,081.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,710,502.20 : 236,565,753.30 = 89,686,054.20 : x
  2. Step 2: Convert to fraction form
    157,710,502.20/236,565,753.30 = 89,686,054.20/x
  3. Step 3: Cross multiply
    157,710,502.20x = 236,565,753.30 × 89,686,054.20
  4. Step 4: Simplify right side
    157,710,502.20x = 21,216,648,972,327,632
  5. Step 5: Solve for x
    x = 21,216,648,972,327,632/157,710,502.20
  6. Step 6: Final answer
    x = 134,529,081.30

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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.