Home / 147,267,422,749.95-203,234,057,830.44-85,463,207,312.01

Finding the Fourth Proportional to 147,267,422,749.95, 203,234,057,830.44 and 85,463,207,312.01

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Solution

The fourth proportional to 147,267,422,749.95, 203,234,057,830.44 and 85,463,207,312.01 is: 117,942,136,101.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,267,422,749.95 : 203,234,057,830.44 = 85,463,207,312.01 : x
  2. Step 2: Convert to fraction form
    147,267,422,749.95/203,234,057,830.44 = 85,463,207,312.01/x
  3. Step 3: Cross multiply
    147,267,422,749.95x = 203,234,057,830.44 × 85,463,207,312.01
  4. Step 4: Simplify right side
    147,267,422,749.95x = 17,369,034,417,223,921,303,552
  5. Step 5: Solve for x
    x = 17,369,034,417,223,921,303,552/147,267,422,749.95
  6. Step 6: Final answer
    x = 117,942,136,101.04

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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.