Home / 306,105,138.77-459,423,030.15-160,641,470.21

Finding the Fourth Proportional to 306,105,138.77, 459,423,030.15 and 160,641,470.21

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Solution

The fourth proportional to 306,105,138.77, 459,423,030.15 and 160,641,470.21 is: 241,101,444.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,105,138.77 : 459,423,030.15 = 160,641,470.21 : x
  2. Step 2: Convert to fraction form
    306,105,138.77/459,423,030.15 = 160,641,470.21/x
  3. Step 3: Cross multiply
    306,105,138.77x = 459,423,030.15 × 160,641,470.21
  4. Step 4: Simplify right side
    306,105,138.77x = 73,802,391,009,332,048
  5. Step 5: Solve for x
    x = 73,802,391,009,332,048/306,105,138.77
  6. Step 6: Final answer
    x = 241,101,444.12

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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.