Home / 923,724,552.96-1,386,042,075.36-432,471,087.36

Finding the Fourth Proportional to 923,724,552.96, 1,386,042,075.36 and 432,471,087.36

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Solution

The fourth proportional to 923,724,552.96, 1,386,042,075.36 and 432,471,087.36 is: 648,919,768.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,724,552.96 : 1,386,042,075.36 = 432,471,087.36 : x
  2. Step 2: Convert to fraction form
    923,724,552.96/1,386,042,075.36 = 432,471,087.36/x
  3. Step 3: Cross multiply
    923,724,552.96x = 1,386,042,075.36 × 432,471,087.36
  4. Step 4: Simplify right side
    923,724,552.96x = 599,423,123,457,650,176
  5. Step 5: Solve for x
    x = 599,423,123,457,650,176/923,724,552.96
  6. Step 6: Final answer
    x = 648,919,768.93

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1.5x scale

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.