Home / 255,249,490.91-382,793,923.60-82,686,267.95

Finding the Fourth Proportional to 255,249,490.91, 382,793,923.60 and 82,686,267.95

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Solution

The fourth proportional to 255,249,490.91, 382,793,923.60 and 82,686,267.95 is: 124,003,385.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,249,490.91 : 382,793,923.60 = 82,686,267.95 : x
  2. Step 2: Convert to fraction form
    255,249,490.91/382,793,923.60 = 82,686,267.95/x
  3. Step 3: Cross multiply
    255,249,490.91x = 382,793,923.60 × 82,686,267.95
  4. Step 4: Simplify right side
    255,249,490.91x = 31,651,800,934,300,744
  5. Step 5: Solve for x
    x = 31,651,800,934,300,744/255,249,490.91
  6. Step 6: Final answer
    x = 124,003,385.17

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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.