Home / 655,927,383.46-983,892,943.02-189,626,767.58

Finding the Fourth Proportional to 655,927,383.46, 983,892,943.02 and 189,626,767.58

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Solution

The fourth proportional to 655,927,383.46, 983,892,943.02 and 189,626,767.58 is: 284,440,691.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,927,383.46 : 983,892,943.02 = 189,626,767.58 : x
  2. Step 2: Convert to fraction form
    655,927,383.46/983,892,943.02 = 189,626,767.58/x
  3. Step 3: Cross multiply
    655,927,383.46x = 983,892,943.02 × 189,626,767.58
  4. Step 4: Simplify right side
    655,927,383.46x = 186,572,438,429,655,744
  5. Step 5: Solve for x
    x = 186,572,438,429,655,744/655,927,383.46
  6. Step 6: Final answer
    x = 284,440,691.35

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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.