Home / 147,184,330.80-220,776,496.20-89,646,985.20

Finding the Fourth Proportional to 147,184,330.80, 220,776,496.20 and 89,646,985.20

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Solution

The fourth proportional to 147,184,330.80, 220,776,496.20 and 89,646,985.20 is: 134,470,477.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,184,330.80 : 220,776,496.20 = 89,646,985.20 : x
  2. Step 2: Convert to fraction form
    147,184,330.80/220,776,496.20 = 89,646,985.20/x
  3. Step 3: Cross multiply
    147,184,330.80x = 220,776,496.20 × 89,646,985.20
  4. Step 4: Simplify right side
    147,184,330.80x = 19,791,947,287,349,256
  5. Step 5: Solve for x
    x = 19,791,947,287,349,256/147,184,330.80
  6. Step 6: Final answer
    x = 134,470,477.80

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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.