Home / 1,341,311,252.56-2,011,966,405.29-358,712,253.93

Finding the Fourth Proportional to 1,341,311,252.56, 2,011,966,405.29 and 358,712,253.93

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Solution

The fourth proportional to 1,341,311,252.56, 2,011,966,405.29 and 358,712,253.93 is: 538,068,254.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,311,252.56 : 2,011,966,405.29 = 358,712,253.93 : x
  2. Step 2: Convert to fraction form
    1,341,311,252.56/2,011,966,405.29 = 358,712,253.93/x
  3. Step 3: Cross multiply
    1,341,311,252.56x = 2,011,966,405.29 × 358,712,253.93
  4. Step 4: Simplify right side
    1,341,311,252.56x = 721,717,004,072,370,048
  5. Step 5: Solve for x
    x = 721,717,004,072,370,048/1,341,311,252.56
  6. Step 6: Final answer
    x = 538,068,254.25

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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.