Home / 358,402,866.60-537,226,386.30-139,968,805.80

Finding the Fourth Proportional to 358,402,866.60, 537,226,386.30 and 139,968,805.80

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Solution

The fourth proportional to 358,402,866.60, 537,226,386.30 and 139,968,805.80 is: 209,805,620.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,402,866.60 : 537,226,386.30 = 139,968,805.80 : x
  2. Step 2: Convert to fraction form
    358,402,866.60/537,226,386.30 = 139,968,805.80/x
  3. Step 3: Cross multiply
    358,402,866.60x = 537,226,386.30 × 139,968,805.80
  4. Step 4: Simplify right side
    358,402,866.60x = 75,194,935,734,660,480
  5. Step 5: Solve for x
    x = 75,194,935,734,660,480/358,402,866.60
  6. Step 6: Final answer
    x = 209,805,620.27

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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.