Home / 830,514,060.60-1,245,771,090.90-817,600,044.30

Finding the Fourth Proportional to 830,514,060.60, 1,245,771,090.90 and 817,600,044.30

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Solution

The fourth proportional to 830,514,060.60, 1,245,771,090.90 and 817,600,044.30 is: 1,226,400,066.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,514,060.60 : 1,245,771,090.90 = 817,600,044.30 : x
  2. Step 2: Convert to fraction form
    830,514,060.60/1,245,771,090.90 = 817,600,044.30/x
  3. Step 3: Cross multiply
    830,514,060.60x = 1,245,771,090.90 × 817,600,044.30
  4. Step 4: Simplify right side
    830,514,060.60x = 1,018,542,499,107,499,392
  5. Step 5: Solve for x
    x = 1,018,542,499,107,499,392/830,514,060.60
  6. Step 6: Final answer
    x = 1,226,400,066.45

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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.