Home / 1,427,779,735,906.10-2,141,952,256,410.90-407,905,952,677.07

Finding the Fourth Proportional to 1,427,779,735,906.10, 2,141,952,256,410.90 and 407,905,952,677.07

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Solution

The fourth proportional to 1,427,779,735,906.10, 2,141,952,256,410.90 and 407,905,952,677.07 is: 611,939,680,727.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,779,735,906.10 : 2,141,952,256,410.90 = 407,905,952,677.07 : x
  2. Step 2: Convert to fraction form
    1,427,779,735,906.10/2,141,952,256,410.90 = 407,905,952,677.07/x
  3. Step 3: Cross multiply
    1,427,779,735,906.10x = 2,141,952,256,410.90 × 407,905,952,677.07
  4. Step 4: Simplify right side
    1,427,779,735,906.10x = 873,715,075,740,087,791,648,768
  5. Step 5: Solve for x
    x = 873,715,075,740,087,791,648,768/1,427,779,735,906.10
  6. Step 6: Final answer
    x = 611,939,680,727.86

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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.