Home / 133,410,547.04-200,150,322.60-78,125,071.70

Finding the Fourth Proportional to 133,410,547.04, 200,150,322.60 and 78,125,071.70

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Solution

The fourth proportional to 133,410,547.04, 200,150,322.60 and 78,125,071.70 is: 117,207,811.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,410,547.04 : 200,150,322.60 = 78,125,071.70 : x
  2. Step 2: Convert to fraction form
    133,410,547.04/200,150,322.60 = 78,125,071.70/x
  3. Step 3: Cross multiply
    133,410,547.04x = 200,150,322.60 × 78,125,071.70
  4. Step 4: Simplify right side
    133,410,547.04x = 15,636,758,303,903,130
  5. Step 5: Solve for x
    x = 15,636,758,303,903,130/133,410,547.04
  6. Step 6: Final answer
    x = 117,207,811.91

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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.