Home / 87,133,692,045.84-120,243,272,740.70-48,554,237,971.77

Finding the Fourth Proportional to 87,133,692,045.84, 120,243,272,740.70 and 48,554,237,971.77

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Solution

The fourth proportional to 87,133,692,045.84, 120,243,272,740.70 and 48,554,237,971.77 is: 67,004,167,298.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,133,692,045.84 : 120,243,272,740.70 = 48,554,237,971.77 : x
  2. Step 2: Convert to fraction form
    87,133,692,045.84/120,243,272,740.70 = 48,554,237,971.77/x
  3. Step 3: Cross multiply
    87,133,692,045.84x = 120,243,272,740.70 × 48,554,237,971.77
  4. Step 4: Simplify right side
    87,133,692,045.84x = 5,838,320,479,156,391,903,232
  5. Step 5: Solve for x
    x = 5,838,320,479,156,391,903,232/87,133,692,045.84
  6. Step 6: Final answer
    x = 67,004,167,298.28

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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.