Home / 52,990,392,299.04-73,126,968,717.74-28,904,938,794.81

Finding the Fourth Proportional to 52,990,392,299.04, 73,126,968,717.74 and 28,904,938,794.81

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Solution

The fourth proportional to 52,990,392,299.04, 73,126,968,717.74 and 28,904,938,794.81 is: 39,888,939,547.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,990,392,299.04 : 73,126,968,717.74 = 28,904,938,794.81 : x
  2. Step 2: Convert to fraction form
    52,990,392,299.04/73,126,968,717.74 = 28,904,938,794.81/x
  3. Step 3: Cross multiply
    52,990,392,299.04x = 73,126,968,717.74 × 28,904,938,794.81
  4. Step 4: Simplify right side
    52,990,392,299.04x = 2,113,730,555,036,115,927,040
  5. Step 5: Solve for x
    x = 2,113,730,555,036,115,927,040/52,990,392,299.04
  6. Step 6: Final answer
    x = 39,888,939,547.90

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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.