Home / 103,484,501.82-155,226,752.91-42,059,269.26

Finding the Fourth Proportional to 103,484,501.82, 155,226,752.91 and 42,059,269.26

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Solution

The fourth proportional to 103,484,501.82, 155,226,752.91 and 42,059,269.26 is: 63,088,903.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,484,501.82 : 155,226,752.91 = 42,059,269.26 : x
  2. Step 2: Convert to fraction form
    103,484,501.82/155,226,752.91 = 42,059,269.26/x
  3. Step 3: Cross multiply
    103,484,501.82x = 155,226,752.91 × 42,059,269.26
  4. Step 4: Simplify right side
    103,484,501.82x = 6,528,723,796,997,178
  5. Step 5: Solve for x
    x = 6,528,723,796,997,178/103,484,501.82
  6. Step 6: Final answer
    x = 63,088,903.96

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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.