Home / 357,415,668.50-535,816,451.02-124,216,082.90

Finding the Fourth Proportional to 357,415,668.50, 535,816,451.02 and 124,216,082.90

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Solution

The fourth proportional to 357,415,668.50, 535,816,451.02 and 124,216,082.90 is: 186,217,411.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,415,668.50 : 535,816,451.02 = 124,216,082.90 : x
  2. Step 2: Convert to fraction form
    357,415,668.50/535,816,451.02 = 124,216,082.90/x
  3. Step 3: Cross multiply
    357,415,668.50x = 535,816,451.02 × 124,216,082.90
  4. Step 4: Simplify right side
    357,415,668.50x = 66,557,020,697,434,024
  5. Step 5: Solve for x
    x = 66,557,020,697,434,024/357,415,668.50
  6. Step 6: Final answer
    x = 186,217,411.73

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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.