Home / 152,249,434.20-210,488,459.90-112,494,262.23

Finding the Fourth Proportional to 152,249,434.20, 210,488,459.90 and 112,494,262.23

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Solution

The fourth proportional to 152,249,434.20, 210,488,459.90 and 112,494,262.23 is: 155,525,990.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,249,434.20 : 210,488,459.90 = 112,494,262.23 : x
  2. Step 2: Convert to fraction form
    152,249,434.20/210,488,459.90 = 112,494,262.23/x
  3. Step 3: Cross multiply
    152,249,434.20x = 210,488,459.90 × 112,494,262.23
  4. Step 4: Simplify right side
    152,249,434.20x = 23,678,744,003,816,972
  5. Step 5: Solve for x
    x = 23,678,744,003,816,972/152,249,434.20
  6. Step 6: Final answer
    x = 155,525,990.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.