Home / 439,688,287,240.17-659,154,699,667.45-152,809,072,032.98

Finding the Fourth Proportional to 439,688,287,240.17, 659,154,699,667.45 and 152,809,072,032.98

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Solution

The fourth proportional to 439,688,287,240.17, 659,154,699,667.45 and 152,809,072,032.98 is: 229,082,331,518.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,688,287,240.17 : 659,154,699,667.45 = 152,809,072,032.98 : x
  2. Step 2: Convert to fraction form
    439,688,287,240.17/659,154,699,667.45 = 152,809,072,032.98/x
  3. Step 3: Cross multiply
    439,688,287,240.17x = 659,154,699,667.45 × 152,809,072,032.98
  4. Step 4: Simplify right side
    439,688,287,240.17x = 100,724,817,982,360,660,213,760
  5. Step 5: Solve for x
    x = 100,724,817,982,360,660,213,760/439,688,287,240.17
  6. Step 6: Final answer
    x = 229,082,331,518.52

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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.