Home / 655,554,867.30-983,332,300.95-651,728,492.10

Finding the Fourth Proportional to 655,554,867.30, 983,332,300.95 and 651,728,492.10

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Solution

The fourth proportional to 655,554,867.30, 983,332,300.95 and 651,728,492.10 is: 977,592,738.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,554,867.30 : 983,332,300.95 = 651,728,492.10 : x
  2. Step 2: Convert to fraction form
    655,554,867.30/983,332,300.95 = 651,728,492.10/x
  3. Step 3: Cross multiply
    655,554,867.30x = 983,332,300.95 × 651,728,492.10
  4. Step 4: Simplify right side
    655,554,867.30x = 640,865,677,731,366,912
  5. Step 5: Solve for x
    x = 640,865,677,731,366,912/655,554,867.30
  6. Step 6: Final answer
    x = 977,592,738.15

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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.