Home / 123,875,762.40-185,813,643.60-43,096,730.40

Finding the Fourth Proportional to 123,875,762.40, 185,813,643.60 and 43,096,730.40

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Solution

The fourth proportional to 123,875,762.40, 185,813,643.60 and 43,096,730.40 is: 64,645,095.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,875,762.40 : 185,813,643.60 = 43,096,730.40 : x
  2. Step 2: Convert to fraction form
    123,875,762.40/185,813,643.60 = 43,096,730.40/x
  3. Step 3: Cross multiply
    123,875,762.40x = 185,813,643.60 × 43,096,730.40
  4. Step 4: Simplify right side
    123,875,762.40x = 8,007,960,502,870,885
  5. Step 5: Solve for x
    x = 8,007,960,502,870,885/123,875,762.40
  6. Step 6: Final answer
    x = 64,645,095.60

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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.