Home / 130,556,064,931.80-195,923,551,661.11-45,565,859,425.25

Finding the Fourth Proportional to 130,556,064,931.80, 195,923,551,661.11 and 45,565,859,425.25

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Solution

The fourth proportional to 130,556,064,931.80, 195,923,551,661.11 and 45,565,859,425.25 is: 68,380,009,904.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,556,064,931.80 : 195,923,551,661.11 = 45,565,859,425.25 : x
  2. Step 2: Convert to fraction form
    130,556,064,931.80/195,923,551,661.11 = 45,565,859,425.25/x
  3. Step 3: Cross multiply
    130,556,064,931.80x = 195,923,551,661.11 × 45,565,859,425.25
  4. Step 4: Simplify right side
    130,556,064,931.80x = 8,927,425,013,084,864,905,216
  5. Step 5: Solve for x
    x = 8,927,425,013,084,864,905,216/130,556,064,931.80
  6. Step 6: Final answer
    x = 68,380,009,904.16

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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.