Home / 560,820,162.81-840,478,292.75-436,472,940.15

Finding the Fourth Proportional to 560,820,162.81, 840,478,292.75 and 436,472,940.15

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Solution

The fourth proportional to 560,820,162.81, 840,478,292.75 and 436,472,940.15 is: 654,124,184.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,820,162.81 : 840,478,292.75 = 436,472,940.15 : x
  2. Step 2: Convert to fraction form
    560,820,162.81/840,478,292.75 = 436,472,940.15/x
  3. Step 3: Cross multiply
    560,820,162.81x = 840,478,292.75 × 436,472,940.15
  4. Step 4: Simplify right side
    560,820,162.81x = 366,846,031,569,936,128
  5. Step 5: Solve for x
    x = 366,846,031,569,936,128/560,820,162.81
  6. Step 6: Final answer
    x = 654,124,184.35

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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.