Home / 974,971,952.16-1,345,463,901.83-528,935,315.41

Finding the Fourth Proportional to 974,971,952.16, 1,345,463,901.83 and 528,935,315.41

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Solution

The fourth proportional to 974,971,952.16, 1,345,463,901.83 and 528,935,315.41 is: 729,932,150.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,971,952.16 : 1,345,463,901.83 = 528,935,315.41 : x
  2. Step 2: Convert to fraction form
    974,971,952.16/1,345,463,901.83 = 528,935,315.41/x
  3. Step 3: Cross multiply
    974,971,952.16x = 1,345,463,901.83 × 528,935,315.41
  4. Step 4: Simplify right side
    974,971,952.16x = 711,663,373,287,220,352
  5. Step 5: Solve for x
    x = 711,663,373,287,220,352/974,971,952.16
  6. Step 6: Final answer
    x = 729,932,150.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.