Home / 852,850,731.27-1,176,994,911.76-471,364,559.50

Finding the Fourth Proportional to 852,850,731.27, 1,176,994,911.76 and 471,364,559.50

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Solution

The fourth proportional to 852,850,731.27, 1,176,994,911.76 and 471,364,559.50 is: 650,516,752.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,850,731.27 : 1,176,994,911.76 = 471,364,559.50 : x
  2. Step 2: Convert to fraction form
    852,850,731.27/1,176,994,911.76 = 471,364,559.50/x
  3. Step 3: Cross multiply
    852,850,731.27x = 1,176,994,911.76 × 471,364,559.50
  4. Step 4: Simplify right side
    852,850,731.27x = 554,793,688,119,520,768
  5. Step 5: Solve for x
    x = 554,793,688,119,520,768/852,850,731.27
  6. Step 6: Final answer
    x = 650,516,752.56

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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.