Home / 390,955,027.50-586,148,211.06-183,586,583.22

Finding the Fourth Proportional to 390,955,027.50, 586,148,211.06 and 183,586,583.22

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Solution

The fourth proportional to 390,955,027.50, 586,148,211.06 and 183,586,583.22 is: 275,246,357.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    390,955,027.50 : 586,148,211.06 = 183,586,583.22 : x
  2. Step 2: Convert to fraction form
    390,955,027.50/586,148,211.06 = 183,586,583.22/x
  3. Step 3: Cross multiply
    390,955,027.50x = 586,148,211.06 × 183,586,583.22
  4. Step 4: Simplify right side
    390,955,027.50x = 107,608,947,329,020,800
  5. Step 5: Solve for x
    x = 107,608,947,329,020,800/390,955,027.50
  6. Step 6: Final answer
    x = 275,246,357.66

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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.