Home / 186,788,246.20-279,426,542.10-164,113,430.20

Finding the Fourth Proportional to 186,788,246.20, 279,426,542.10 and 164,113,430.20

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Solution

The fourth proportional to 186,788,246.20, 279,426,542.10 and 164,113,430.20 is: 245,506,070.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,788,246.20 : 279,426,542.10 = 164,113,430.20 : x
  2. Step 2: Convert to fraction form
    186,788,246.20/279,426,542.10 = 164,113,430.20/x
  3. Step 3: Cross multiply
    186,788,246.20x = 279,426,542.10 × 164,113,430.20
  4. Step 4: Simplify right side
    186,788,246.20x = 45,857,648,312,955,712
  5. Step 5: Solve for x
    x = 45,857,648,312,955,712/186,788,246.20
  6. Step 6: Final answer
    x = 245,506,070.35

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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.