Home / 1,157,569,518.41-1,597,460,464.13-628,942,332.66

Finding the Fourth Proportional to 1,157,569,518.41, 1,597,460,464.13 and 628,942,332.66

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Solution

The fourth proportional to 1,157,569,518.41, 1,597,460,464.13 and 628,942,332.66 is: 867,948,312.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,569,518.41 : 1,597,460,464.13 = 628,942,332.66 : x
  2. Step 2: Convert to fraction form
    1,157,569,518.41/1,597,460,464.13 = 628,942,332.66/x
  3. Step 3: Cross multiply
    1,157,569,518.41x = 1,597,460,464.13 × 628,942,332.66
  4. Step 4: Simplify right side
    1,157,569,518.41x = 1,004,710,510,632,897,280
  5. Step 5: Solve for x
    x = 1,004,710,510,632,897,280/1,157,569,518.41
  6. Step 6: Final answer
    x = 867,948,312.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.