Home / 630,949,715.40-946,424,573.10-372,288,851.40

Finding the Fourth Proportional to 630,949,715.40, 946,424,573.10 and 372,288,851.40

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Solution

The fourth proportional to 630,949,715.40, 946,424,573.10 and 372,288,851.40 is: 558,433,277.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,949,715.40 : 946,424,573.10 = 372,288,851.40 : x
  2. Step 2: Convert to fraction form
    630,949,715.40/946,424,573.10 = 372,288,851.40/x
  3. Step 3: Cross multiply
    630,949,715.40x = 946,424,573.10 × 372,288,851.40
  4. Step 4: Simplify right side
    630,949,715.40x = 352,343,317,256,134,336
  5. Step 5: Solve for x
    x = 352,343,317,256,134,336/630,949,715.40
  6. Step 6: Final answer
    x = 558,433,277.10

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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.