Home / 356,711,637.60-535,067,456.40-302,292,079.20

Finding the Fourth Proportional to 356,711,637.60, 535,067,456.40 and 302,292,079.20

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Solution

The fourth proportional to 356,711,637.60, 535,067,456.40 and 302,292,079.20 is: 453,438,118.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,711,637.60 : 535,067,456.40 = 302,292,079.20 : x
  2. Step 2: Convert to fraction form
    356,711,637.60/535,067,456.40 = 302,292,079.20/x
  3. Step 3: Cross multiply
    356,711,637.60x = 535,067,456.40 × 302,292,079.20
  4. Step 4: Simplify right side
    356,711,637.60x = 161,746,653,907,411,328
  5. Step 5: Solve for x
    x = 161,746,653,907,411,328/356,711,637.60
  6. Step 6: Final answer
    x = 453,438,118.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.