Home / 39,157,035,258,225-54,036,876,652,023-21,359,187,177,784

Finding the Fourth Proportional to 39,157,035,258,225, 54,036,876,652,023 and 21,359,187,177,784

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Solution

The fourth proportional to 39,157,035,258,225, 54,036,876,652,023 and 21,359,187,177,784 is: 29,475,769,942,795.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,157,035,258,225 : 54,036,876,652,023 = 21,359,187,177,784 : x
  2. Step 2: Convert to fraction form
    39,157,035,258,225/54,036,876,652,023 = 21,359,187,177,784/x
  3. Step 3: Cross multiply
    39,157,035,258,225x = 54,036,876,652,023 × 21,359,187,177,784
  4. Step 4: Simplify right side
    39,157,035,258,225x = 1,154,183,762,913,385,328,125,411,328
  5. Step 5: Solve for x
    x = 1,154,183,762,913,385,328,125,411,328/39,157,035,258,225
  6. Step 6: Final answer
    x = 29,475,769,942,795.84

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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.