Home / 147,776,549,197.69-221,642,426,936.38-40,219,201,880.69

Finding the Fourth Proportional to 147,776,549,197.69, 221,642,426,936.38 and 40,219,201,880.69

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Solution

The fourth proportional to 147,776,549,197.69, 221,642,426,936.38 and 40,219,201,880.69 is: 60,322,707,240.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,776,549,197.69 : 221,642,426,936.38 = 40,219,201,880.69 : x
  2. Step 2: Convert to fraction form
    147,776,549,197.69/221,642,426,936.38 = 40,219,201,880.69/x
  3. Step 3: Cross multiply
    147,776,549,197.69x = 221,642,426,936.38 × 40,219,201,880.69
  4. Step 4: Simplify right side
    147,776,549,197.69x = 8,914,281,514,280,793,669,632
  5. Step 5: Solve for x
    x = 8,914,281,514,280,793,669,632/147,776,549,197.69
  6. Step 6: Final answer
    x = 60,322,707,240.62

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1.5x scale

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.