Home / 1,199,606,154.76-1,799,488,186.96-314,313,191.74

Finding the Fourth Proportional to 1,199,606,154.76, 1,799,488,186.96 and 314,313,191.74

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Solution

The fourth proportional to 1,199,606,154.76, 1,799,488,186.96 and 314,313,191.74 is: 471,490,474.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,606,154.76 : 1,799,488,186.96 = 314,313,191.74 : x
  2. Step 2: Convert to fraction form
    1,199,606,154.76/1,799,488,186.96 = 314,313,191.74/x
  3. Step 3: Cross multiply
    1,199,606,154.76x = 1,799,488,186.96 × 314,313,191.74
  4. Step 4: Simplify right side
    1,199,606,154.76x = 565,602,875,541,823,488
  5. Step 5: Solve for x
    x = 565,602,875,541,823,488/1,199,606,154.76
  6. Step 6: Final answer
    x = 471,490,474.85

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1.5x scale

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.