Home / 877,518,538.20-1,316,254,639.68-255,905,328.24

Finding the Fourth Proportional to 877,518,538.20, 1,316,254,639.68 and 255,905,328.24

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Solution

The fourth proportional to 877,518,538.20, 1,316,254,639.68 and 255,905,328.24 is: 383,851,236.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,518,538.20 : 1,316,254,639.68 = 255,905,328.24 : x
  2. Step 2: Convert to fraction form
    877,518,538.20/1,316,254,639.68 = 255,905,328.24/x
  3. Step 3: Cross multiply
    877,518,538.20x = 1,316,254,639.68 × 255,905,328.24
  4. Step 4: Simplify right side
    877,518,538.20x = 336,836,575,614,733,376
  5. Step 5: Solve for x
    x = 336,836,575,614,733,376/877,518,538.20
  6. Step 6: Final answer
    x = 383,851,236.13

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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.