Home / 670,103,353.40-1,005,155,030.10-497,916,469.40

Finding the Fourth Proportional to 670,103,353.40, 1,005,155,030.10 and 497,916,469.40

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Solution

The fourth proportional to 670,103,353.40, 1,005,155,030.10 and 497,916,469.40 is: 746,874,704.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,103,353.40 : 1,005,155,030.10 = 497,916,469.40 : x
  2. Step 2: Convert to fraction form
    670,103,353.40/1,005,155,030.10 = 497,916,469.40/x
  3. Step 3: Cross multiply
    670,103,353.40x = 1,005,155,030.10 × 497,916,469.40
  4. Step 4: Simplify right side
    670,103,353.40x = 500,483,243,787,042,688
  5. Step 5: Solve for x
    x = 500,483,243,787,042,688/670,103,353.40
  6. Step 6: Final answer
    x = 746,874,704.10

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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.