Home / 1,792,181,457.90-2,688,272,186.85-1,429,384,401.90

Finding the Fourth Proportional to 1,792,181,457.90, 2,688,272,186.85 and 1,429,384,401.90

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Solution

The fourth proportional to 1,792,181,457.90, 2,688,272,186.85 and 1,429,384,401.90 is: 2,144,076,602.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792,181,457.90 : 2,688,272,186.85 = 1,429,384,401.90 : x
  2. Step 2: Convert to fraction form
    1,792,181,457.90/2,688,272,186.85 = 1,429,384,401.90/x
  3. Step 3: Cross multiply
    1,792,181,457.90x = 2,688,272,186.85 × 1,429,384,401.90
  4. Step 4: Simplify right side
    1,792,181,457.90x = 3,842,574,331,944,992,256
  5. Step 5: Solve for x
    x = 3,842,574,331,944,992,256/1,792,181,457.90
  6. Step 6: Final answer
    x = 2,144,076,602.85

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Double scale
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1.5x scale

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.