Home / 746,502,669.60-1,119,754,004.40-712,490,445.60

Finding the Fourth Proportional to 746,502,669.60, 1,119,754,004.40 and 712,490,445.60

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Solution

The fourth proportional to 746,502,669.60, 1,119,754,004.40 and 712,490,445.60 is: 1,068,735,668.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,502,669.60 : 1,119,754,004.40 = 712,490,445.60 : x
  2. Step 2: Convert to fraction form
    746,502,669.60/1,119,754,004.40 = 712,490,445.60/x
  3. Step 3: Cross multiply
    746,502,669.60x = 1,119,754,004.40 × 712,490,445.60
  4. Step 4: Simplify right side
    746,502,669.60x = 797,814,029,557,340,416
  5. Step 5: Solve for x
    x = 797,814,029,557,340,416/746,502,669.60
  6. Step 6: Final answer
    x = 1,068,735,668.40

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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.