Home / 260,249,328,161.40-390,373,992,242.10-260,249,328,161.40

Finding the Fourth Proportional to 260,249,328,161.40, 390,373,992,242.10 and 260,249,328,161.40

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Solution

The fourth proportional to 260,249,328,161.40, 390,373,992,242.10 and 260,249,328,161.40 is: 390,373,992,242.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,249,328,161.40 : 390,373,992,242.10 = 260,249,328,161.40 : x
  2. Step 2: Convert to fraction form
    260,249,328,161.40/390,373,992,242.10 = 260,249,328,161.40/x
  3. Step 3: Cross multiply
    260,249,328,161.40x = 390,373,992,242.10 × 260,249,328,161.40
  4. Step 4: Simplify right side
    260,249,328,161.40x = 101,594,569,212,690,096,455,680
  5. Step 5: Solve for x
    x = 101,594,569,212,690,096,455,680/260,249,328,161.40
  6. Step 6: Final answer
    x = 390,373,992,242.10

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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.