Home / 64,989,226,492.32-89,685,238,065.60-36,053,417,149.92

Finding the Fourth Proportional to 64,989,226,492.32, 89,685,238,065.60 and 36,053,417,149.92

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Solution

The fourth proportional to 64,989,226,492.32, 89,685,238,065.60 and 36,053,417,149.92 is: 49,753,774,197.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,989,226,492.32 : 89,685,238,065.60 = 36,053,417,149.92 : x
  2. Step 2: Convert to fraction form
    64,989,226,492.32/89,685,238,065.60 = 36,053,417,149.92/x
  3. Step 3: Cross multiply
    64,989,226,492.32x = 89,685,238,065.60 × 36,053,417,149.92
  4. Step 4: Simplify right side
    64,989,226,492.32x = 3,233,459,300,168,961,097,728
  5. Step 5: Solve for x
    x = 3,233,459,300,168,961,097,728/64,989,226,492.32
  6. Step 6: Final answer
    x = 49,753,774,197.50

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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.