Home / 1,043,710,854.12-1,566,700,686.25-422,353,875.11

Finding the Fourth Proportional to 1,043,710,854.12, 1,566,700,686.25 and 422,353,875.11

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Solution

The fourth proportional to 1,043,710,854.12, 1,566,700,686.25 and 422,353,875.11 is: 633,989,867.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,710,854.12 : 1,566,700,686.25 = 422,353,875.11 : x
  2. Step 2: Convert to fraction form
    1,043,710,854.12/1,566,700,686.25 = 422,353,875.11/x
  3. Step 3: Cross multiply
    1,043,710,854.12x = 1,566,700,686.25 × 422,353,875.11
  4. Step 4: Simplify right side
    1,043,710,854.12x = 661,702,105,966,294,400
  5. Step 5: Solve for x
    x = 661,702,105,966,294,400/1,043,710,854.12
  6. Step 6: Final answer
    x = 633,989,867.36

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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.