Home / 118,913,641,292.46-164,104,309,674.72-64,723,699,800.51

Finding the Fourth Proportional to 118,913,641,292.46, 164,104,309,674.72 and 64,723,699,800.51

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Solution

The fourth proportional to 118,913,641,292.46, 164,104,309,674.72 and 64,723,699,800.51 is: 89,320,602,412.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,913,641,292.46 : 164,104,309,674.72 = 64,723,699,800.51 : x
  2. Step 2: Convert to fraction form
    118,913,641,292.46/164,104,309,674.72 = 64,723,699,800.51/x
  3. Step 3: Cross multiply
    118,913,641,292.46x = 164,104,309,674.72 × 64,723,699,800.51
  4. Step 4: Simplify right side
    118,913,641,292.46x = 10,621,438,075,356,506,488,832
  5. Step 5: Solve for x
    x = 10,621,438,075,356,506,488,832/118,913,641,292.46
  6. Step 6: Final answer
    x = 89,320,602,412.92

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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.