Home / 371,316,158.40-556,567,455.60-186,789,345.60

Finding the Fourth Proportional to 371,316,158.40, 556,567,455.60 and 186,789,345.60

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Solution

The fourth proportional to 371,316,158.40, 556,567,455.60 and 186,789,345.60 is: 279,979,388.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,316,158.40 : 556,567,455.60 = 186,789,345.60 : x
  2. Step 2: Convert to fraction form
    371,316,158.40/556,567,455.60 = 186,789,345.60/x
  3. Step 3: Cross multiply
    371,316,158.40x = 556,567,455.60 × 186,789,345.60
  4. Step 4: Simplify right side
    371,316,158.40x = 103,960,870,813,781,056
  5. Step 5: Solve for x
    x = 103,960,870,813,781,056/371,316,158.40
  6. Step 6: Final answer
    x = 279,979,388.08

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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.