Home / 959,380,288.52-1,323,920,407.01-535,997,129.94

Finding the Fourth Proportional to 959,380,288.52, 1,323,920,407.01 and 535,997,129.94

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Solution

The fourth proportional to 959,380,288.52, 1,323,920,407.01 and 535,997,129.94 is: 739,662,412.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,380,288.52 : 1,323,920,407.01 = 535,997,129.94 : x
  2. Step 2: Convert to fraction form
    959,380,288.52/1,323,920,407.01 = 535,997,129.94/x
  3. Step 3: Cross multiply
    959,380,288.52x = 1,323,920,407.01 × 535,997,129.94
  4. Step 4: Simplify right side
    959,380,288.52x = 709,617,538,423,676,672
  5. Step 5: Solve for x
    x = 709,617,538,423,676,672/959,380,288.52
  6. Step 6: Final answer
    x = 739,662,412.20

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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.