Home / 572,537,810.40-858,806,715.60-483,854,085.60

Finding the Fourth Proportional to 572,537,810.40, 858,806,715.60 and 483,854,085.60

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Solution

The fourth proportional to 572,537,810.40, 858,806,715.60 and 483,854,085.60 is: 725,781,128.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,537,810.40 : 858,806,715.60 = 483,854,085.60 : x
  2. Step 2: Convert to fraction form
    572,537,810.40/858,806,715.60 = 483,854,085.60/x
  3. Step 3: Cross multiply
    572,537,810.40x = 858,806,715.60 × 483,854,085.60
  4. Step 4: Simplify right side
    572,537,810.40x = 415,537,138,083,777,280
  5. Step 5: Solve for x
    x = 415,537,138,083,777,280/572,537,810.40
  6. Step 6: Final answer
    x = 725,781,128.40

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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.