Home / 435,478,401.60-653,217,602.40-376,355,918.40

Finding the Fourth Proportional to 435,478,401.60, 653,217,602.40 and 376,355,918.40

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Solution

The fourth proportional to 435,478,401.60, 653,217,602.40 and 376,355,918.40 is: 564,533,877.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,478,401.60 : 653,217,602.40 = 376,355,918.40 : x
  2. Step 2: Convert to fraction form
    435,478,401.60/653,217,602.40 = 376,355,918.40/x
  3. Step 3: Cross multiply
    435,478,401.60x = 653,217,602.40 × 376,355,918.40
  4. Step 4: Simplify right side
    435,478,401.60x = 245,842,310,666,298,016
  5. Step 5: Solve for x
    x = 245,842,310,666,298,016/435,478,401.60
  6. Step 6: Final answer
    x = 564,533,877.60

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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.