Home / 655,447,935.40-983,171,903.10-349,337,919.40

Finding the Fourth Proportional to 655,447,935.40, 983,171,903.10 and 349,337,919.40

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Solution

The fourth proportional to 655,447,935.40, 983,171,903.10 and 349,337,919.40 is: 524,006,879.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,447,935.40 : 983,171,903.10 = 349,337,919.40 : x
  2. Step 2: Convert to fraction form
    655,447,935.40/983,171,903.10 = 349,337,919.40/x
  3. Step 3: Cross multiply
    655,447,935.40x = 983,171,903.10 × 349,337,919.40
  4. Step 4: Simplify right side
    655,447,935.40x = 343,459,227,041,492,416
  5. Step 5: Solve for x
    x = 343,459,227,041,492,416/655,447,935.40
  6. Step 6: Final answer
    x = 524,006,879.10

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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.