Home / 186,290,336,193.43-257,292,724,006.15-125,216,671,626.32

Finding the Fourth Proportional to 186,290,336,193.43, 257,292,724,006.15 and 125,216,671,626.32

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Solution

The fourth proportional to 186,290,336,193.43, 257,292,724,006.15 and 125,216,671,626.32 is: 172,941,544,859.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,290,336,193.43 : 257,292,724,006.15 = 125,216,671,626.32 : x
  2. Step 2: Convert to fraction form
    186,290,336,193.43/257,292,724,006.15 = 125,216,671,626.32/x
  3. Step 3: Cross multiply
    186,290,336,193.43x = 257,292,724,006.15 × 125,216,671,626.32
  4. Step 4: Simplify right side
    186,290,336,193.43x = 32,217,338,533,719,465,525,248
  5. Step 5: Solve for x
    x = 32,217,338,533,719,465,525,248/186,290,336,193.43
  6. Step 6: Final answer
    x = 172,941,544,859.67

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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.