Home / 288,293,642.19-432,496,100.70-94,152,864.87

Finding the Fourth Proportional to 288,293,642.19, 432,496,100.70 and 94,152,864.87

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Solution

The fourth proportional to 288,293,642.19, 432,496,100.70 and 94,152,864.87 is: 141,247,467.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,293,642.19 : 432,496,100.70 = 94,152,864.87 : x
  2. Step 2: Convert to fraction form
    288,293,642.19/432,496,100.70 = 94,152,864.87/x
  3. Step 3: Cross multiply
    288,293,642.19x = 432,496,100.70 × 94,152,864.87
  4. Step 4: Simplify right side
    288,293,642.19x = 40,720,746,926,009,016
  5. Step 5: Solve for x
    x = 40,720,746,926,009,016/288,293,642.19
  6. Step 6: Final answer
    x = 141,247,467.74

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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.