Home / 28,486,859,473.28-42,700,130,615.68-9,582,150,293.12

Finding the Fourth Proportional to 28,486,859,473.28, 42,700,130,615.68 and 9,582,150,293.12

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Solution

The fourth proportional to 28,486,859,473.28, 42,700,130,615.68 and 9,582,150,293.12 is: 14,363,080,966.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,486,859,473.28 : 42,700,130,615.68 = 9,582,150,293.12 : x
  2. Step 2: Convert to fraction form
    28,486,859,473.28/42,700,130,615.68 = 9,582,150,293.12/x
  3. Step 3: Cross multiply
    28,486,859,473.28x = 42,700,130,615.68 × 9,582,150,293.12
  4. Step 4: Simplify right side
    28,486,859,473.28x = 409,159,069,095,300,431,872
  5. Step 5: Solve for x
    x = 409,159,069,095,300,431,872/28,486,859,473.28
  6. Step 6: Final answer
    x = 14,363,080,966.47

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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.