Home / 353,034,210.34-487,191,617.88-194,282,597.76

Finding the Fourth Proportional to 353,034,210.34, 487,191,617.88 and 194,282,597.76

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Solution

The fourth proportional to 353,034,210.34, 487,191,617.88 and 194,282,597.76 is: 268,112,410.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,034,210.34 : 487,191,617.88 = 194,282,597.76 : x
  2. Step 2: Convert to fraction form
    353,034,210.34/487,191,617.88 = 194,282,597.76/x
  3. Step 3: Cross multiply
    353,034,210.34x = 487,191,617.88 × 194,282,597.76
  4. Step 4: Simplify right side
    353,034,210.34x = 94,652,853,128,623,664
  5. Step 5: Solve for x
    x = 94,652,853,128,623,664/353,034,210.34
  6. Step 6: Final answer
    x = 268,112,410.52

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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.