Home / 435,492,065.10-653,238,097.65-193,154,969.10

Finding the Fourth Proportional to 435,492,065.10, 653,238,097.65 and 193,154,969.10

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Solution

The fourth proportional to 435,492,065.10, 653,238,097.65 and 193,154,969.10 is: 289,732,453.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,492,065.10 : 653,238,097.65 = 193,154,969.10 : x
  2. Step 2: Convert to fraction form
    435,492,065.10/653,238,097.65 = 193,154,969.10/x
  3. Step 3: Cross multiply
    435,492,065.10x = 653,238,097.65 × 193,154,969.10
  4. Step 4: Simplify right side
    435,492,065.10x = 126,176,184,566,528,528
  5. Step 5: Solve for x
    x = 126,176,184,566,528,528/435,492,065.10
  6. Step 6: Final answer
    x = 289,732,453.65

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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.