Home / 435,480,606.40-653,220,909.60-353,851,268.80

Finding the Fourth Proportional to 435,480,606.40, 653,220,909.60 and 353,851,268.80

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Solution

The fourth proportional to 435,480,606.40, 653,220,909.60 and 353,851,268.80 is: 530,776,903.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,480,606.40 : 653,220,909.60 = 353,851,268.80 : x
  2. Step 2: Convert to fraction form
    435,480,606.40/653,220,909.60 = 353,851,268.80/x
  3. Step 3: Cross multiply
    435,480,606.40x = 653,220,909.60 × 353,851,268.80
  4. Step 4: Simplify right side
    435,480,606.40x = 231,143,047,668,650,112
  5. Step 5: Solve for x
    x = 231,143,047,668,650,112/435,480,606.40
  6. Step 6: Final answer
    x = 530,776,903.20

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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.