Home / 459,862,074.09-689,537,902.82-152,986,666.41

Finding the Fourth Proportional to 459,862,074.09, 689,537,902.82 and 152,986,666.41

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Solution

The fourth proportional to 459,862,074.09, 689,537,902.82 and 152,986,666.41 is: 229,395,097.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,862,074.09 : 689,537,902.82 = 152,986,666.41 : x
  2. Step 2: Convert to fraction form
    459,862,074.09/689,537,902.82 = 152,986,666.41/x
  3. Step 3: Cross multiply
    459,862,074.09x = 689,537,902.82 × 152,986,666.41
  4. Step 4: Simplify right side
    459,862,074.09x = 105,490,105,115,009,408
  5. Step 5: Solve for x
    x = 105,490,105,115,009,408/459,862,074.09
  6. Step 6: Final answer
    x = 229,395,097.05

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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.