Home / 162,159,410.16-223,777,220.40-87,819,368.22

Finding the Fourth Proportional to 162,159,410.16, 223,777,220.40 and 87,819,368.22

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Solution

The fourth proportional to 162,159,410.16, 223,777,220.40 and 87,819,368.22 is: 121,189,230.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,159,410.16 : 223,777,220.40 = 87,819,368.22 : x
  2. Step 2: Convert to fraction form
    162,159,410.16/223,777,220.40 = 87,819,368.22/x
  3. Step 3: Cross multiply
    162,159,410.16x = 223,777,220.40 × 87,819,368.22
  4. Step 4: Simplify right side
    162,159,410.16x = 19,651,974,117,555,696
  5. Step 5: Solve for x
    x = 19,651,974,117,555,696/162,159,410.16
  6. Step 6: Final answer
    x = 121,189,230.39

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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.