Home / 560,820,188.13-840,478,330.72-436,472,965.46

Finding the Fourth Proportional to 560,820,188.13, 840,478,330.72 and 436,472,965.46

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Solution

The fourth proportional to 560,820,188.13, 840,478,330.72 and 436,472,965.46 is: 654,124,222.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,820,188.13 : 840,478,330.72 = 436,472,965.46 : x
  2. Step 2: Convert to fraction form
    560,820,188.13/840,478,330.72 = 436,472,965.46/x
  3. Step 3: Cross multiply
    560,820,188.13x = 840,478,330.72 × 436,472,965.46
  4. Step 4: Simplify right side
    560,820,188.13x = 366,846,069,416,875,840
  5. Step 5: Solve for x
    x = 366,846,069,416,875,840/560,820,188.13
  6. Step 6: Final answer
    x = 654,124,222.32

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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.