Home / 66,440,030.90-99,688,039.95-36,169,618.10

Finding the Fourth Proportional to 66,440,030.90, 99,688,039.95 and 36,169,618.10

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Solution

The fourth proportional to 66,440,030.90, 99,688,039.95 and 36,169,618.10 is: 54,269,666.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,440,030.90 : 99,688,039.95 = 36,169,618.10 : x
  2. Step 2: Convert to fraction form
    66,440,030.90/99,688,039.95 = 36,169,618.10/x
  3. Step 3: Cross multiply
    66,440,030.90x = 99,688,039.95 × 36,169,618.10
  4. Step 4: Simplify right side
    66,440,030.90x = 3,605,678,334,129,043.50
  5. Step 5: Solve for x
    x = 3,605,678,334,129,043.50/66,440,030.90
  6. Step 6: Final answer
    x = 54,269,666.72

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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.