Home / 910,144,060.88-1,255,997,991.24-513,750,487.76

Finding the Fourth Proportional to 910,144,060.88, 1,255,997,991.24 and 513,750,487.76

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Solution

The fourth proportional to 910,144,060.88, 1,255,997,991.24 and 513,750,487.76 is: 708,975,214.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,144,060.88 : 1,255,997,991.24 = 513,750,487.76 : x
  2. Step 2: Convert to fraction form
    910,144,060.88/1,255,997,991.24 = 513,750,487.76/x
  3. Step 3: Cross multiply
    910,144,060.88x = 1,255,997,991.24 × 513,750,487.76
  4. Step 4: Simplify right side
    910,144,060.88x = 645,269,580,625,130,240
  5. Step 5: Solve for x
    x = 645,269,580,625,130,240/910,144,060.88
  6. Step 6: Final answer
    x = 708,975,214.32

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Double scale
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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.