Home / 934,713,714.84-1,289,824,572.60-516,922,006.92

Finding the Fourth Proportional to 934,713,714.84, 1,289,824,572.60 and 516,922,006.92

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Solution

The fourth proportional to 934,713,714.84, 1,289,824,572.60 and 516,922,006.92 is: 713,307,931.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,713,714.84 : 1,289,824,572.60 = 516,922,006.92 : x
  2. Step 2: Convert to fraction form
    934,713,714.84/1,289,824,572.60 = 516,922,006.92/x
  3. Step 3: Cross multiply
    934,713,714.84x = 1,289,824,572.60 × 516,922,006.92
  4. Step 4: Simplify right side
    934,713,714.84x = 666,738,706,643,123,200
  5. Step 5: Solve for x
    x = 666,738,706,643,123,200/934,713,714.84
  6. Step 6: Final answer
    x = 713,307,931.68

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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.