Home / 435,528,021.60-653,292,032.40-193,190,925.60

Finding the Fourth Proportional to 435,528,021.60, 653,292,032.40 and 193,190,925.60

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Solution

The fourth proportional to 435,528,021.60, 653,292,032.40 and 193,190,925.60 is: 289,786,388.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,528,021.60 : 653,292,032.40 = 193,190,925.60 : x
  2. Step 2: Convert to fraction form
    435,528,021.60/653,292,032.40 = 193,190,925.60/x
  3. Step 3: Cross multiply
    435,528,021.60x = 653,292,032.40 × 193,190,925.60
  4. Step 4: Simplify right side
    435,528,021.60x = 126,210,092,426,461,184
  5. Step 5: Solve for x
    x = 126,210,092,426,461,184/435,528,021.60
  6. Step 6: Final answer
    x = 289,786,388.40

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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.