Home / 1,155,537,120.16-1,594,641,050-660,510,457.76

Finding the Fourth Proportional to 1,155,537,120.16, 1,594,641,050 and 660,510,457.76

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Solution

The fourth proportional to 1,155,537,120.16, 1,594,641,050 and 660,510,457.76 is: 911,504,331.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,537,120.16 : 1,594,641,050 = 660,510,457.76 : x
  2. Step 2: Convert to fraction form
    1,155,537,120.16/1,594,641,050 = 660,510,457.76/x
  3. Step 3: Cross multiply
    1,155,537,120.16x = 1,594,641,050 × 660,510,457.76
  4. Step 4: Simplify right side
    1,155,537,120.16x = 1,053,277,089,898,387,072
  5. Step 5: Solve for x
    x = 1,053,277,089,898,387,072/1,155,537,120.16
  6. Step 6: Final answer
    x = 911,504,331.21

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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.