Home / 346,752,085.12-520,156,432.32-174,140,126.08

Finding the Fourth Proportional to 346,752,085.12, 520,156,432.32 and 174,140,126.08

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Solution

The fourth proportional to 346,752,085.12, 520,156,432.32 and 174,140,126.08 is: 261,224,403.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,752,085.12 : 520,156,432.32 = 174,140,126.08 : x
  2. Step 2: Convert to fraction form
    346,752,085.12/520,156,432.32 = 174,140,126.08/x
  3. Step 3: Cross multiply
    346,752,085.12x = 520,156,432.32 × 174,140,126.08
  4. Step 4: Simplify right side
    346,752,085.12x = 90,580,106,705,527,792
  5. Step 5: Solve for x
    x = 90,580,106,705,527,792/346,752,085.12
  6. Step 6: Final answer
    x = 261,224,403.81

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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.