Home / 1,414,710,578.95-1,952,254,815-811,980,410.15

Finding the Fourth Proportional to 1,414,710,578.95, 1,952,254,815 and 811,980,410.15

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Solution

The fourth proportional to 1,414,710,578.95, 1,952,254,815 and 811,980,410.15 is: 1,120,506,688.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,710,578.95 : 1,952,254,815 = 811,980,410.15 : x
  2. Step 2: Convert to fraction form
    1,414,710,578.95/1,952,254,815 = 811,980,410.15/x
  3. Step 3: Cross multiply
    1,414,710,578.95x = 1,952,254,815 × 811,980,410.15
  4. Step 4: Simplify right side
    1,414,710,578.95x = 1,585,192,665,401,012,224
  5. Step 5: Solve for x
    x = 1,585,192,665,401,012,224/1,414,710,578.95
  6. Step 6: Final answer
    x = 1,120,506,688.07

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1.5x scale

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.