Home / 3,930,289,779,531.20-5,896,068,164,075-1,210,601,939,160.40

Finding the Fourth Proportional to 3,930,289,779,531.20, 5,896,068,164,075 and 1,210,601,939,160.40

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Solution

The fourth proportional to 3,930,289,779,531.20, 5,896,068,164,075 and 1,210,601,939,160.40 is: 1,816,098,036,848.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,930,289,779,531.20 : 5,896,068,164,075 = 1,210,601,939,160.40 : x
  2. Step 2: Convert to fraction form
    3,930,289,779,531.20/5,896,068,164,075 = 1,210,601,939,160.40/x
  3. Step 3: Cross multiply
    3,930,289,779,531.20x = 5,896,068,164,075 × 1,210,601,939,160.40
  4. Step 4: Simplify right side
    3,930,289,779,531.20x = 7,137,791,552,851,093,728,788,480
  5. Step 5: Solve for x
    x = 7,137,791,552,851,093,728,788,480/3,930,289,779,531.20
  6. Step 6: Final answer
    x = 1,816,098,036,848.18

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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.