Home / 753,004,237.12-1,126,038,939.84-716,271,035.20

Finding the Fourth Proportional to 753,004,237.12, 1,126,038,939.84 and 716,271,035.20

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Solution

The fourth proportional to 753,004,237.12, 1,126,038,939.84 and 716,271,035.20 is: 1,071,108,285.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,004,237.12 : 1,126,038,939.84 = 716,271,035.20 : x
  2. Step 2: Convert to fraction form
    753,004,237.12/1,126,038,939.84 = 716,271,035.20/x
  3. Step 3: Cross multiply
    753,004,237.12x = 1,126,038,939.84 × 716,271,035.20
  4. Step 4: Simplify right side
    753,004,237.12x = 806,549,077,114,707,328
  5. Step 5: Solve for x
    x = 806,549,077,114,707,328/753,004,237.12
  6. Step 6: Final answer
    x = 1,071,108,285.13

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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.