Home / 142,675,411.40-214,013,117.10-93,357,686.60

Finding the Fourth Proportional to 142,675,411.40, 214,013,117.10 and 93,357,686.60

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Solution

The fourth proportional to 142,675,411.40, 214,013,117.10 and 93,357,686.60 is: 140,036,529.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,675,411.40 : 214,013,117.10 = 93,357,686.60 : x
  2. Step 2: Convert to fraction form
    142,675,411.40/214,013,117.10 = 93,357,686.60/x
  3. Step 3: Cross multiply
    142,675,411.40x = 214,013,117.10 × 93,357,686.60
  4. Step 4: Simplify right side
    142,675,411.40x = 19,979,769,514,510,900
  5. Step 5: Solve for x
    x = 19,979,769,514,510,900/142,675,411.40
  6. Step 6: Final answer
    x = 140,036,529.90

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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.