Home / 153,748,022.24-212,176,438.80-94,208,288.60

Finding the Fourth Proportional to 153,748,022.24, 212,176,438.80 and 94,208,288.60

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Solution

The fourth proportional to 153,748,022.24, 212,176,438.80 and 94,208,288.60 is: 130,009,992.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,748,022.24 : 212,176,438.80 = 94,208,288.60 : x
  2. Step 2: Convert to fraction form
    153,748,022.24/212,176,438.80 = 94,208,288.60/x
  3. Step 3: Cross multiply
    153,748,022.24x = 212,176,438.80 × 94,208,288.60
  4. Step 4: Simplify right side
    153,748,022.24x = 19,988,779,180,590,636
  5. Step 5: Solve for x
    x = 19,988,779,180,590,636/153,748,022.24
  6. Step 6: Final answer
    x = 130,009,992.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.