Home / 71,354,982,189.04-98,472,464,451.30-40,877,056,238.80

Finding the Fourth Proportional to 71,354,982,189.04, 98,472,464,451.30 and 40,877,056,238.80

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Solution

The fourth proportional to 71,354,982,189.04, 98,472,464,451.30 and 40,877,056,238.80 is: 56,411,820,784.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,354,982,189.04 : 98,472,464,451.30 = 40,877,056,238.80 : x
  2. Step 2: Convert to fraction form
    71,354,982,189.04/98,472,464,451.30 = 40,877,056,238.80/x
  3. Step 3: Cross multiply
    71,354,982,189.04x = 98,472,464,451.30 × 40,877,056,238.80
  4. Step 4: Simplify right side
    71,354,982,189.04x = 4,025,264,467,349,024,538,624
  5. Step 5: Solve for x
    x = 4,025,264,467,349,024,538,624/71,354,982,189.04
  6. Step 6: Final answer
    x = 56,411,820,784.78

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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.