Home / 491,112,056.70-736,668,085.05-245,506,598.55

Finding the Fourth Proportional to 491,112,056.70, 736,668,085.05 and 245,506,598.55

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Solution

The fourth proportional to 491,112,056.70, 736,668,085.05 and 245,506,598.55 is: 368,259,897.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,112,056.70 : 736,668,085.05 = 245,506,598.55 : x
  2. Step 2: Convert to fraction form
    491,112,056.70/736,668,085.05 = 245,506,598.55/x
  3. Step 3: Cross multiply
    491,112,056.70x = 736,668,085.05 × 245,506,598.55
  4. Step 4: Simplify right side
    491,112,056.70x = 180,856,875,820,967,616
  5. Step 5: Solve for x
    x = 180,856,875,820,967,616/491,112,056.70
  6. Step 6: Final answer
    x = 368,259,897.83

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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.