Home / 883,103,856.30-1,324,655,784.45-537,879,782.70

Finding the Fourth Proportional to 883,103,856.30, 1,324,655,784.45 and 537,879,782.70

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Solution

The fourth proportional to 883,103,856.30, 1,324,655,784.45 and 537,879,782.70 is: 806,819,674.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,103,856.30 : 1,324,655,784.45 = 537,879,782.70 : x
  2. Step 2: Convert to fraction form
    883,103,856.30/1,324,655,784.45 = 537,879,782.70/x
  3. Step 3: Cross multiply
    883,103,856.30x = 1,324,655,784.45 × 537,879,782.70
  4. Step 4: Simplify right side
    883,103,856.30x = 712,505,565,492,264,064
  5. Step 5: Solve for x
    x = 712,505,565,492,264,064/883,103,856.30
  6. Step 6: Final answer
    x = 806,819,674.05

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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.