Home / 316,409,908,219.53-436,683,106,478.19-187,951,864,359.48

Finding the Fourth Proportional to 316,409,908,219.53, 436,683,106,478.19 and 187,951,864,359.48

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Solution

The fourth proportional to 316,409,908,219.53, 436,683,106,478.19 and 187,951,864,359.48 is: 259,395,808,616.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,409,908,219.53 : 436,683,106,478.19 = 187,951,864,359.48 : x
  2. Step 2: Convert to fraction form
    316,409,908,219.53/436,683,106,478.19 = 187,951,864,359.48/x
  3. Step 3: Cross multiply
    316,409,908,219.53x = 436,683,106,478.19 × 187,951,864,359.48
  4. Step 4: Simplify right side
    316,409,908,219.53x = 82,075,403,996,865,130,135,552
  5. Step 5: Solve for x
    x = 82,075,403,996,865,130,135,552/316,409,908,219.53
  6. Step 6: Final answer
    x = 259,395,808,616.46

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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.