Home / 440,048,473,573.68-660,071,886,518.85-137,884,208,389.92

Finding the Fourth Proportional to 440,048,473,573.68, 660,071,886,518.85 and 137,884,208,389.92

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Solution

The fourth proportional to 440,048,473,573.68, 660,071,886,518.85 and 137,884,208,389.92 is: 206,826,054,443.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,048,473,573.68 : 660,071,886,518.85 = 137,884,208,389.92 : x
  2. Step 2: Convert to fraction form
    440,048,473,573.68/660,071,886,518.85 = 137,884,208,389.92/x
  3. Step 3: Cross multiply
    440,048,473,573.68x = 660,071,886,518.85 × 137,884,208,389.92
  4. Step 4: Simplify right side
    440,048,473,573.68x = 91,013,489,553,092,749,819,904
  5. Step 5: Solve for x
    x = 91,013,489,553,092,749,819,904/440,048,473,573.68
  6. Step 6: Final answer
    x = 206,826,054,443.42

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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.