Home / 126,851,605.87-190,281,345.41-60,363,465.23

Finding the Fourth Proportional to 126,851,605.87, 190,281,345.41 and 60,363,465.23

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Solution

The fourth proportional to 126,851,605.87, 190,281,345.41 and 60,363,465.23 is: 90,547,071.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,851,605.87 : 190,281,345.41 = 60,363,465.23 : x
  2. Step 2: Convert to fraction form
    126,851,605.87/190,281,345.41 = 60,363,465.23/x
  3. Step 3: Cross multiply
    126,851,605.87x = 190,281,345.41 × 60,363,465.23
  4. Step 4: Simplify right side
    126,851,605.87x = 11,486,041,377,029,042
  5. Step 5: Solve for x
    x = 11,486,041,377,029,042/126,851,605.87
  6. Step 6: Final answer
    x = 90,547,071.11

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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.