Home / 163,470,547.25-245,320,745.68-147,841,308.59

Finding the Fourth Proportional to 163,470,547.25, 245,320,745.68 and 147,841,308.59

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Solution

The fourth proportional to 163,470,547.25, 245,320,745.68 and 147,841,308.59 is: 221,865,899.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,470,547.25 : 245,320,745.68 = 147,841,308.59 : x
  2. Step 2: Convert to fraction form
    163,470,547.25/245,320,745.68 = 147,841,308.59/x
  3. Step 3: Cross multiply
    163,470,547.25x = 245,320,745.68 × 147,841,308.59
  4. Step 4: Simplify right side
    163,470,547.25x = 36,268,540,065,605,792
  5. Step 5: Solve for x
    x = 36,268,540,065,605,792/163,470,547.25
  6. Step 6: Final answer
    x = 221,865,899.86

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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.