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Finding the Fourth Proportional to 166,410,963.60, 249,168,547.80 and 166,410,963.60

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Solution

The fourth proportional to 166,410,963.60, 249,168,547.80 and 166,410,963.60 is: 249,168,547.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,410,963.60 : 249,168,547.80 = 166,410,963.60 : x
  2. Step 2: Convert to fraction form
    166,410,963.60/249,168,547.80 = 166,410,963.60/x
  3. Step 3: Cross multiply
    166,410,963.60x = 249,168,547.80 × 166,410,963.60
  4. Step 4: Simplify right side
    166,410,963.60x = 41,464,378,138,210,664
  5. Step 5: Solve for x
    x = 41,464,378,138,210,664/166,410,963.60
  6. Step 6: Final answer
    x = 249,168,547.80

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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.