Home / 630,667,838.40-864,000,495.62-607,088,435.46

Finding the Fourth Proportional to 630,667,838.40, 864,000,495.62 and 607,088,435.46

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Solution

The fourth proportional to 630,667,838.40, 864,000,495.62 and 607,088,435.46 is: 831,697,253.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,667,838.40 : 864,000,495.62 = 607,088,435.46 : x
  2. Step 2: Convert to fraction form
    630,667,838.40/864,000,495.62 = 607,088,435.46/x
  3. Step 3: Cross multiply
    630,667,838.40x = 864,000,495.62 × 607,088,435.46
  4. Step 4: Simplify right side
    630,667,838.40x = 524,524,709,119,574,976
  5. Step 5: Solve for x
    x = 524,524,709,119,574,976/630,667,838.40
  6. Step 6: Final answer
    x = 831,697,253.58

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.