Home / 191,565,617,267.84-287,376,998,485.44-70,544,867,087.12

Finding the Fourth Proportional to 191,565,617,267.84, 287,376,998,485.44 and 70,544,867,087.12

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Solution

The fourth proportional to 191,565,617,267.84, 287,376,998,485.44 and 70,544,867,087.12 is: 105,827,822,608.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,565,617,267.84 : 287,376,998,485.44 = 70,544,867,087.12 : x
  2. Step 2: Convert to fraction form
    191,565,617,267.84/287,376,998,485.44 = 70,544,867,087.12/x
  3. Step 3: Cross multiply
    191,565,617,267.84x = 287,376,998,485.44 × 70,544,867,087.12
  4. Step 4: Simplify right side
    191,565,617,267.84x = 20,272,972,162,050,849,505,280
  5. Step 5: Solve for x
    x = 20,272,972,162,050,849,505,280/191,565,617,267.84
  6. Step 6: Final answer
    x = 105,827,822,608.20

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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.