Home / 360,423,032.40-540,634,548.60-207,368,024.40

Finding the Fourth Proportional to 360,423,032.40, 540,634,548.60 and 207,368,024.40

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Solution

The fourth proportional to 360,423,032.40, 540,634,548.60 and 207,368,024.40 is: 311,052,036.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,423,032.40 : 540,634,548.60 = 207,368,024.40 : x
  2. Step 2: Convert to fraction form
    360,423,032.40/540,634,548.60 = 207,368,024.40/x
  3. Step 3: Cross multiply
    360,423,032.40x = 540,634,548.60 × 207,368,024.40
  4. Step 4: Simplify right side
    360,423,032.40x = 112,110,318,265,567,792
  5. Step 5: Solve for x
    x = 112,110,318,265,567,792/360,423,032.40
  6. Step 6: Final answer
    x = 311,052,036.60

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1.5x scale

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.