Home / 707,454,666.84-976,291,313.34-410,273,108.76

Finding the Fourth Proportional to 707,454,666.84, 976,291,313.34 and 410,273,108.76

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Solution

The fourth proportional to 707,454,666.84, 976,291,313.34 and 410,273,108.76 is: 566,179,136.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    707,454,666.84 : 976,291,313.34 = 410,273,108.76 : x
  2. Step 2: Convert to fraction form
    707,454,666.84/976,291,313.34 = 410,273,108.76/x
  3. Step 3: Cross multiply
    707,454,666.84x = 976,291,313.34 × 410,273,108.76
  4. Step 4: Simplify right side
    707,454,666.84x = 400,546,072,179,385,088
  5. Step 5: Solve for x
    x = 400,546,072,179,385,088/707,454,666.84
  6. Step 6: Final answer
    x = 566,179,136.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.