Home / 435,483,669.60-653,225,504.40-432,460,360.80

Finding the Fourth Proportional to 435,483,669.60, 653,225,504.40 and 432,460,360.80

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Solution

The fourth proportional to 435,483,669.60, 653,225,504.40 and 432,460,360.80 is: 648,690,541.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,483,669.60 : 653,225,504.40 = 432,460,360.80 : x
  2. Step 2: Convert to fraction form
    435,483,669.60/653,225,504.40 = 432,460,360.80/x
  3. Step 3: Cross multiply
    435,483,669.60x = 653,225,504.40 × 432,460,360.80
  4. Step 4: Simplify right side
    435,483,669.60x = 282,494,137,316,585,984
  5. Step 5: Solve for x
    x = 282,494,137,316,585,984/435,483,669.60
  6. Step 6: Final answer
    x = 648,690,541.20

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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.