Home / 734,888,943.90-1,102,333,415.85-490,000,931.10

Finding the Fourth Proportional to 734,888,943.90, 1,102,333,415.85 and 490,000,931.10

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Solution

The fourth proportional to 734,888,943.90, 1,102,333,415.85 and 490,000,931.10 is: 735,001,396.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,888,943.90 : 1,102,333,415.85 = 490,000,931.10 : x
  2. Step 2: Convert to fraction form
    734,888,943.90/1,102,333,415.85 = 490,000,931.10/x
  3. Step 3: Cross multiply
    734,888,943.90x = 1,102,333,415.85 × 490,000,931.10
  4. Step 4: Simplify right side
    734,888,943.90x = 540,144,400,149,143,488
  5. Step 5: Solve for x
    x = 540,144,400,149,143,488/734,888,943.90
  6. Step 6: Final answer
    x = 735,001,396.65

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1.5x scale

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.