Home / 121,069,157,029.20-181,603,735,543.80-83,411,885,498.40

Finding the Fourth Proportional to 121,069,157,029.20, 181,603,735,543.80 and 83,411,885,498.40

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Solution

The fourth proportional to 121,069,157,029.20, 181,603,735,543.80 and 83,411,885,498.40 is: 125,117,828,247.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,069,157,029.20 : 181,603,735,543.80 = 83,411,885,498.40 : x
  2. Step 2: Convert to fraction form
    121,069,157,029.20/181,603,735,543.80 = 83,411,885,498.40/x
  3. Step 3: Cross multiply
    121,069,157,029.20x = 181,603,735,543.80 × 83,411,885,498.40
  4. Step 4: Simplify right side
    121,069,157,029.20x = 15,147,909,995,261,157,441,536
  5. Step 5: Solve for x
    x = 15,147,909,995,261,157,441,536/121,069,157,029.20
  6. Step 6: Final answer
    x = 125,117,828,247.60

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1.5x scale

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.