Home / 880,598,144,885.10-1,215,206,392,855.80-509,817,198,931.30

Finding the Fourth Proportional to 880,598,144,885.10, 1,215,206,392,855.80 and 509,817,198,931.30

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Solution

The fourth proportional to 880,598,144,885.10, 1,215,206,392,855.80 and 509,817,198,931.30 is: 703,536,707,325.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,598,144,885.10 : 1,215,206,392,855.80 = 509,817,198,931.30 : x
  2. Step 2: Convert to fraction form
    880,598,144,885.10/1,215,206,392,855.80 = 509,817,198,931.30/x
  3. Step 3: Cross multiply
    880,598,144,885.10x = 1,215,206,392,855.80 × 509,817,198,931.30
  4. Step 4: Simplify right side
    880,598,144,885.10x = 619,533,119,329,152,865,927,168
  5. Step 5: Solve for x
    x = 619,533,119,329,152,865,927,168/880,598,144,885.10
  6. Step 6: Final answer
    x = 703,536,707,325.21

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Double scale
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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.