Home / 268,779,296,244.65-370,915,577,613.17-145,180,434,925.50

Finding the Fourth Proportional to 268,779,296,244.65, 370,915,577,613.17 and 145,180,434,925.50

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Solution

The fourth proportional to 268,779,296,244.65, 370,915,577,613.17 and 145,180,434,925.50 is: 200,349,080,568.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,779,296,244.65 : 370,915,577,613.17 = 145,180,434,925.50 : x
  2. Step 2: Convert to fraction form
    268,779,296,244.65/370,915,577,613.17 = 145,180,434,925.50/x
  3. Step 3: Cross multiply
    268,779,296,244.65x = 370,915,577,613.17 × 145,180,434,925.50
  4. Step 4: Simplify right side
    268,779,296,244.65x = 53,849,684,878,523,067,531,264
  5. Step 5: Solve for x
    x = 53,849,684,878,523,067,531,264/268,779,296,244.65
  6. Step 6: Final answer
    x = 200,349,080,568.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.