Home / 838,268,352,002.10-1,257,402,528,003.10-334,941,856,360.51

Finding the Fourth Proportional to 838,268,352,002.10, 1,257,402,528,003.10 and 334,941,856,360.51

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Solution

The fourth proportional to 838,268,352,002.10, 1,257,402,528,003.10 and 334,941,856,360.51 is: 502,412,784,540.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,268,352,002.10 : 1,257,402,528,003.10 = 334,941,856,360.51 : x
  2. Step 2: Convert to fraction form
    838,268,352,002.10/1,257,402,528,003.10 = 334,941,856,360.51/x
  3. Step 3: Cross multiply
    838,268,352,002.10x = 1,257,402,528,003.10 × 334,941,856,360.51
  4. Step 4: Simplify right side
    838,268,352,002.10x = 421,156,736,921,756,541,911,040
  5. Step 5: Solve for x
    x = 421,156,736,921,756,541,911,040/838,268,352,002.10
  6. Step 6: Final answer
    x = 502,412,784,540.75

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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.