Home / 221,412,876.60-332,308,271.70-98,779,913.40

Finding the Fourth Proportional to 221,412,876.60, 332,308,271.70 and 98,779,913.40

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Solution

The fourth proportional to 221,412,876.60, 332,308,271.70 and 98,779,913.40 is: 148,254,170.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,412,876.60 : 332,308,271.70 = 98,779,913.40 : x
  2. Step 2: Convert to fraction form
    221,412,876.60/332,308,271.70 = 98,779,913.40/x
  3. Step 3: Cross multiply
    221,412,876.60x = 332,308,271.70 × 98,779,913.40
  4. Step 4: Simplify right side
    221,412,876.60x = 32,825,382,300,629,672
  5. Step 5: Solve for x
    x = 32,825,382,300,629,672/221,412,876.60
  6. Step 6: Final answer
    x = 148,254,170.24

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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.