Home / 598,442,648.40-896,908,145.40-291,072,920.40

Finding the Fourth Proportional to 598,442,648.40, 896,908,145.40 and 291,072,920.40

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Solution

The fourth proportional to 598,442,648.40, 896,908,145.40 and 291,072,920.40 is: 436,241,758.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,442,648.40 : 896,908,145.40 = 291,072,920.40 : x
  2. Step 2: Convert to fraction form
    598,442,648.40/896,908,145.40 = 291,072,920.40/x
  3. Step 3: Cross multiply
    598,442,648.40x = 896,908,145.40 × 291,072,920.40
  4. Step 4: Simplify right side
    598,442,648.40x = 261,065,673,212,125,792
  5. Step 5: Solve for x
    x = 261,065,673,212,125,792/598,442,648.40
  6. Step 6: Final answer
    x = 436,241,758.35

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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.