Home / 177,048,005.40-265,572,008.10-112,477,923.90

Finding the Fourth Proportional to 177,048,005.40, 265,572,008.10 and 112,477,923.90

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Solution

The fourth proportional to 177,048,005.40, 265,572,008.10 and 112,477,923.90 is: 168,716,885.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,048,005.40 : 265,572,008.10 = 112,477,923.90 : x
  2. Step 2: Convert to fraction form
    177,048,005.40/265,572,008.10 = 112,477,923.90/x
  3. Step 3: Cross multiply
    177,048,005.40x = 265,572,008.10 × 112,477,923.90
  4. Step 4: Simplify right side
    177,048,005.40x = 29,870,988,117,041,984
  5. Step 5: Solve for x
    x = 29,870,988,117,041,984/177,048,005.40
  6. Step 6: Final answer
    x = 168,716,885.85

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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.