Home / 153,528,398.40-229,956,674.40-133,373,006.40

Finding the Fourth Proportional to 153,528,398.40, 229,956,674.40 and 133,373,006.40

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Solution

The fourth proportional to 153,528,398.40, 229,956,674.40 and 133,373,006.40 is: 199,767,686.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,528,398.40 : 229,956,674.40 = 133,373,006.40 : x
  2. Step 2: Convert to fraction form
    153,528,398.40/229,956,674.40 = 133,373,006.40/x
  3. Step 3: Cross multiply
    153,528,398.40x = 229,956,674.40 × 133,373,006.40
  4. Step 4: Simplify right side
    153,528,398.40x = 30,670,013,006,473,920
  5. Step 5: Solve for x
    x = 30,670,013,006,473,920/153,528,398.40
  6. Step 6: Final answer
    x = 199,767,686.80

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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.