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Finding the Fourth Proportional to 46,805,979.90, 70,114,491.45 and 46,805,979.90

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Solution

The fourth proportional to 46,805,979.90, 70,114,491.45 and 46,805,979.90 is: 70,114,491.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,805,979.90 : 70,114,491.45 = 46,805,979.90 : x
  2. Step 2: Convert to fraction form
    46,805,979.90/70,114,491.45 = 46,805,979.90/x
  3. Step 3: Cross multiply
    46,805,979.90x = 70,114,491.45 × 46,805,979.90
  4. Step 4: Simplify right side
    46,805,979.90x = 3,281,777,477,507,422
  5. Step 5: Solve for x
    x = 3,281,777,477,507,422/46,805,979.90
  6. Step 6: Final answer
    x = 70,114,491.45

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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.