Home / 514,944,003.60-772,416,005.40-510,166,429.20

Finding the Fourth Proportional to 514,944,003.60, 772,416,005.40 and 510,166,429.20

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Solution

The fourth proportional to 514,944,003.60, 772,416,005.40 and 510,166,429.20 is: 765,249,643.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,944,003.60 : 772,416,005.40 = 510,166,429.20 : x
  2. Step 2: Convert to fraction form
    514,944,003.60/772,416,005.40 = 510,166,429.20/x
  3. Step 3: Cross multiply
    514,944,003.60x = 772,416,005.40 × 510,166,429.20
  4. Step 4: Simplify right side
    514,944,003.60x = 394,060,715,331,845,888
  5. Step 5: Solve for x
    x = 394,060,715,331,845,888/514,944,003.60
  6. Step 6: Final answer
    x = 765,249,643.80

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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.