Home / 1,665,792,345.40-2,498,688,518.10-849,498,969.40

Finding the Fourth Proportional to 1,665,792,345.40, 2,498,688,518.10 and 849,498,969.40

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Solution

The fourth proportional to 1,665,792,345.40, 2,498,688,518.10 and 849,498,969.40 is: 1,274,248,454.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,792,345.40 : 2,498,688,518.10 = 849,498,969.40 : x
  2. Step 2: Convert to fraction form
    1,665,792,345.40/2,498,688,518.10 = 849,498,969.40/x
  3. Step 3: Cross multiply
    1,665,792,345.40x = 2,498,688,518.10 × 849,498,969.40
  4. Step 4: Simplify right side
    1,665,792,345.40x = 2,122,633,320,977,563,136
  5. Step 5: Solve for x
    x = 2,122,633,320,977,563,136/1,665,792,345.40
  6. Step 6: Final answer
    x = 1,274,248,454.10

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Double scale
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Similar ratio
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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.