Home / 1,047,421,889.60-1,569,354,904.56-632,025,903.50

Finding the Fourth Proportional to 1,047,421,889.60, 1,569,354,904.56 and 632,025,903.50

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Solution

The fourth proportional to 1,047,421,889.60, 1,569,354,904.56 and 632,025,903.50 is: 946,966,032.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,421,889.60 : 1,569,354,904.56 = 632,025,903.50 : x
  2. Step 2: Convert to fraction form
    1,047,421,889.60/1,569,354,904.56 = 632,025,903.50/x
  3. Step 3: Cross multiply
    1,047,421,889.60x = 1,569,354,904.56 × 632,025,903.50
  4. Step 4: Simplify right side
    1,047,421,889.60x = 991,872,951,466,690,176
  5. Step 5: Solve for x
    x = 991,872,951,466,690,176/1,047,421,889.60
  6. Step 6: Final answer
    x = 946,966,032.80

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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.