Home / 600,445,669.10-901,249,492.16-289,771,986.90

Finding the Fourth Proportional to 600,445,669.10, 901,249,492.16 and 289,771,986.90

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Solution

The fourth proportional to 600,445,669.10, 901,249,492.16 and 289,771,986.90 is: 434,938,362.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,445,669.10 : 901,249,492.16 = 289,771,986.90 : x
  2. Step 2: Convert to fraction form
    600,445,669.10/901,249,492.16 = 289,771,986.90/x
  3. Step 3: Cross multiply
    600,445,669.10x = 901,249,492.16 × 289,771,986.90
  4. Step 4: Simplify right side
    600,445,669.10x = 261,156,856,035,819,136
  5. Step 5: Solve for x
    x = 261,156,856,035,819,136/600,445,669.10
  6. Step 6: Final answer
    x = 434,938,362.41

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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.