Home / 440,048,475,281.92-660,071,889,041.80-137,884,210,072.66

Finding the Fourth Proportional to 440,048,475,281.92, 660,071,889,041.80 and 137,884,210,072.66

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Solution

The fourth proportional to 440,048,475,281.92, 660,071,889,041.80 and 137,884,210,072.66 is: 206,826,056,955.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,048,475,281.92 : 660,071,889,041.80 = 137,884,210,072.66 : x
  2. Step 2: Convert to fraction form
    440,048,475,281.92/660,071,889,041.80 = 137,884,210,072.66/x
  3. Step 3: Cross multiply
    440,048,475,281.92x = 660,071,889,041.80 × 137,884,210,072.66
  4. Step 4: Simplify right side
    440,048,475,281.92x = 91,013,491,011,697,080,532,992
  5. Step 5: Solve for x
    x = 91,013,491,011,697,080,532,992/440,048,475,281.92
  6. Step 6: Final answer
    x = 206,826,056,955.18

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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.