Home / 125,940,861,356.80-172,873,267,430.93-111,348,022,937.80

Finding the Fourth Proportional to 125,940,861,356.80, 172,873,267,430.93 and 111,348,022,937.80

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Solution

The fourth proportional to 125,940,861,356.80, 172,873,267,430.93 and 111,348,022,937.80 is: 152,842,344,731.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,940,861,356.80 : 172,873,267,430.93 = 111,348,022,937.80 : x
  2. Step 2: Convert to fraction form
    125,940,861,356.80/172,873,267,430.93 = 111,348,022,937.80/x
  3. Step 3: Cross multiply
    125,940,861,356.80x = 172,873,267,430.93 × 111,348,022,937.80
  4. Step 4: Simplify right side
    125,940,861,356.80x = 19,249,096,547,231,625,904,128
  5. Step 5: Solve for x
    x = 19,249,096,547,231,625,904,128/125,940,861,356.80
  6. Step 6: Final answer
    x = 152,842,344,731.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.