Home / 79,875,256,802.10-119,812,885,203.15-38,597,013,986.10

Finding the Fourth Proportional to 79,875,256,802.10, 119,812,885,203.15 and 38,597,013,986.10

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Solution

The fourth proportional to 79,875,256,802.10, 119,812,885,203.15 and 38,597,013,986.10 is: 57,895,520,979.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,875,256,802.10 : 119,812,885,203.15 = 38,597,013,986.10 : x
  2. Step 2: Convert to fraction form
    79,875,256,802.10/119,812,885,203.15 = 38,597,013,986.10/x
  3. Step 3: Cross multiply
    79,875,256,802.10x = 119,812,885,203.15 × 38,597,013,986.10
  4. Step 4: Simplify right side
    79,875,256,802.10x = 4,624,419,605,900,974,096,384
  5. Step 5: Solve for x
    x = 4,624,419,605,900,974,096,384/79,875,256,802.10
  6. Step 6: Final answer
    x = 57,895,520,979.15

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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.