Home / 119,347,686,413.84-164,698,969,401.96-65,154,235,042.64

Finding the Fourth Proportional to 119,347,686,413.84, 164,698,969,401.96 and 65,154,235,042.64

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Solution

The fourth proportional to 119,347,686,413.84, 164,698,969,401.96 and 65,154,235,042.64 is: 89,912,386,960.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,347,686,413.84 : 164,698,969,401.96 = 65,154,235,042.64 : x
  2. Step 2: Convert to fraction form
    119,347,686,413.84/164,698,969,401.96 = 65,154,235,042.64/x
  3. Step 3: Cross multiply
    119,347,686,413.84x = 164,698,969,401.96 × 65,154,235,042.64
  4. Step 4: Simplify right side
    119,347,686,413.84x = 10,730,835,363,695,874,277,376
  5. Step 5: Solve for x
    x = 10,730,835,363,695,874,277,376/119,347,686,413.84
  6. Step 6: Final answer
    x = 89,912,386,960.62

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1.5x scale

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.