Home / 538,962,368.60-808,723,488.90-251,748,032.60

Finding the Fourth Proportional to 538,962,368.60, 808,723,488.90 and 251,748,032.60

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Solution

The fourth proportional to 538,962,368.60, 808,723,488.90 and 251,748,032.60 is: 377,752,806.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,962,368.60 : 808,723,488.90 = 251,748,032.60 : x
  2. Step 2: Convert to fraction form
    538,962,368.60/808,723,488.90 = 251,748,032.60/x
  3. Step 3: Cross multiply
    538,962,368.60x = 808,723,488.90 × 251,748,032.60
  4. Step 4: Simplify right side
    538,962,368.60x = 203,594,547,247,982,912
  5. Step 5: Solve for x
    x = 203,594,547,247,982,912/538,962,368.60
  6. Step 6: Final answer
    x = 377,752,806.34

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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.