Home / 6,439,574,890,878.40-8,886,642,174,010.40-3,513,119,649,215.40

Finding the Fourth Proportional to 6,439,574,890,878.40, 8,886,642,174,010.40 and 3,513,119,649,215.40

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Solution

The fourth proportional to 6,439,574,890,878.40, 8,886,642,174,010.40 and 3,513,119,649,215.40 is: 4,848,120,841,219.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,439,574,890,878.40 : 8,886,642,174,010.40 = 3,513,119,649,215.40 : x
  2. Step 2: Convert to fraction form
    6,439,574,890,878.40/8,886,642,174,010.40 = 3,513,119,649,215.40/x
  3. Step 3: Cross multiply
    6,439,574,890,878.40x = 8,886,642,174,010.40 × 3,513,119,649,215.40
  4. Step 4: Simplify right side
    6,439,574,890,878.40x = 31,219,837,237,062,196,367,720,448
  5. Step 5: Solve for x
    x = 31,219,837,237,062,196,367,720,448/6,439,574,890,878.40
  6. Step 6: Final answer
    x = 4,848,120,841,219.63

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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.