Home / 897,377,300.21-1,238,587,298.66-526,218,905.81

Finding the Fourth Proportional to 897,377,300.21, 1,238,587,298.66 and 526,218,905.81

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Solution

The fourth proportional to 897,377,300.21, 1,238,587,298.66 and 526,218,905.81 is: 726,303,253.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,377,300.21 : 1,238,587,298.66 = 526,218,905.81 : x
  2. Step 2: Convert to fraction form
    897,377,300.21/1,238,587,298.66 = 526,218,905.81/x
  3. Step 3: Cross multiply
    897,377,300.21x = 1,238,587,298.66 × 526,218,905.81
  4. Step 4: Simplify right side
    897,377,300.21x = 651,768,053,051,028,864
  5. Step 5: Solve for x
    x = 651,768,053,051,028,864/897,377,300.21
  6. Step 6: Final answer
    x = 726,303,253.82

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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.