Home / 67,143,141,511.07-92,665,660,386.04-38,214,365,411.49

Finding the Fourth Proportional to 67,143,141,511.07, 92,665,660,386.04 and 38,214,365,411.49

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Solution

The fourth proportional to 67,143,141,511.07, 92,665,660,386.04 and 38,214,365,411.49 is: 52,740,448,650.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,143,141,511.07 : 92,665,660,386.04 = 38,214,365,411.49 : x
  2. Step 2: Convert to fraction form
    67,143,141,511.07/92,665,660,386.04 = 38,214,365,411.49/x
  3. Step 3: Cross multiply
    67,143,141,511.07x = 92,665,660,386.04 × 38,214,365,411.49
  4. Step 4: Simplify right side
    67,143,141,511.07x = 3,541,159,407,089,165,533,184
  5. Step 5: Solve for x
    x = 3,541,159,407,089,165,533,184/67,143,141,511.07
  6. Step 6: Final answer
    x = 52,740,448,650.37

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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.