Home / 6,438,897,904,047-9,657,323,314,564.80-2,140,764,087,240.40

Finding the Fourth Proportional to 6,438,897,904,047, 9,657,323,314,564.80 and 2,140,764,087,240.40

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Solution

The fourth proportional to 6,438,897,904,047, 9,657,323,314,564.80 and 2,140,764,087,240.40 is: 3,210,805,830,248.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,438,897,904,047 : 9,657,323,314,564.80 = 2,140,764,087,240.40 : x
  2. Step 2: Convert to fraction form
    6,438,897,904,047/9,657,323,314,564.80 = 2,140,764,087,240.40/x
  3. Step 3: Cross multiply
    6,438,897,904,047x = 9,657,323,314,564.80 × 2,140,764,087,240.40
  4. Step 4: Simplify right side
    6,438,897,904,047x = 20,674,050,930,689,750,274,670,592
  5. Step 5: Solve for x
    x = 20,674,050,930,689,750,274,670,592/6,438,897,904,047
  6. Step 6: Final answer
    x = 3,210,805,830,248.62

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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.