Home / 42,809,594,683.18-64,116,575,824.62-20,441,010,155.62

Finding the Fourth Proportional to 42,809,594,683.18, 64,116,575,824.62 and 20,441,010,155.62

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Solution

The fourth proportional to 42,809,594,683.18, 64,116,575,824.62 and 20,441,010,155.62 is: 30,614,809,303.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,809,594,683.18 : 64,116,575,824.62 = 20,441,010,155.62 : x
  2. Step 2: Convert to fraction form
    42,809,594,683.18/64,116,575,824.62 = 20,441,010,155.62/x
  3. Step 3: Cross multiply
    42,809,594,683.18x = 64,116,575,824.62 × 20,441,010,155.62
  4. Step 4: Simplify right side
    42,809,594,683.18x = 1,310,607,577,574,637,305,856
  5. Step 5: Solve for x
    x = 1,310,607,577,574,637,305,856/42,809,594,683.18
  6. Step 6: Final answer
    x = 30,614,809,303.24

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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.