Home / 69,404,159.07-103,485,746.75-67,497,323.76

Finding the Fourth Proportional to 69,404,159.07, 103,485,746.75 and 67,497,323.76

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Solution

The fourth proportional to 69,404,159.07, 103,485,746.75 and 67,497,323.76 is: 100,642,541.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,404,159.07 : 103,485,746.75 = 67,497,323.76 : x
  2. Step 2: Convert to fraction form
    69,404,159.07/103,485,746.75 = 67,497,323.76/x
  3. Step 3: Cross multiply
    69,404,159.07x = 103,485,746.75 × 67,497,323.76
  4. Step 4: Simplify right side
    69,404,159.07x = 6,985,010,952,592,632
  5. Step 5: Solve for x
    x = 6,985,010,952,592,632/69,404,159.07
  6. Step 6: Final answer
    x = 100,642,541.40

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.