Home / 99,530,795.09-137,411,416.03-88,487,041.10

Finding the Fourth Proportional to 99,530,795.09, 137,411,416.03 and 88,487,041.10

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Solution

The fourth proportional to 99,530,795.09, 137,411,416.03 and 88,487,041.10 is: 122,164,498.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,530,795.09 : 137,411,416.03 = 88,487,041.10 : x
  2. Step 2: Convert to fraction form
    99,530,795.09/137,411,416.03 = 88,487,041.10/x
  3. Step 3: Cross multiply
    99,530,795.09x = 137,411,416.03 × 88,487,041.10
  4. Step 4: Simplify right side
    99,530,795.09x = 12,159,129,617,855,808
  5. Step 5: Solve for x
    x = 12,159,129,617,855,808/99,530,795.09
  6. Step 6: Final answer
    x = 122,164,498.01

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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.