Home / 1,947,947,235.39-2,688,095,167.53-1,055,854,808.40

Finding the Fourth Proportional to 1,947,947,235.39, 2,688,095,167.53 and 1,055,854,808.40

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Solution

The fourth proportional to 1,947,947,235.39, 2,688,095,167.53 and 1,055,854,808.40 is: 1,457,040,599.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947,947,235.39 : 2,688,095,167.53 = 1,055,854,808.40 : x
  2. Step 2: Convert to fraction form
    1,947,947,235.39/2,688,095,167.53 = 1,055,854,808.40/x
  3. Step 3: Cross multiply
    1,947,947,235.39x = 2,688,095,167.53 × 1,055,854,808.40
  4. Step 4: Simplify right side
    1,947,947,235.39x = 2,838,238,208,073,354,240
  5. Step 5: Solve for x
    x = 2,838,238,208,073,354,240/1,947,947,235.39
  6. Step 6: Final answer
    x = 1,457,040,599.72

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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.