Home / 19,386,767,369.67-29,088,986,913.14-9,950,038,077.75

Finding the Fourth Proportional to 19,386,767,369.67, 29,088,986,913.14 and 9,950,038,077.75

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Solution

The fourth proportional to 19,386,767,369.67, 29,088,986,913.14 and 9,950,038,077.75 is: 14,929,592,020.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,386,767,369.67 : 29,088,986,913.14 = 9,950,038,077.75 : x
  2. Step 2: Convert to fraction form
    19,386,767,369.67/29,088,986,913.14 = 9,950,038,077.75/x
  3. Step 3: Cross multiply
    19,386,767,369.67x = 29,088,986,913.14 × 9,950,038,077.75
  4. Step 4: Simplify right side
    19,386,767,369.67x = 289,436,527,428,864,671,744
  5. Step 5: Solve for x
    x = 289,436,527,428,864,671,744/19,386,767,369.67
  6. Step 6: Final answer
    x = 14,929,592,020.67

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Double scale
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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.