Home / 503,230,938,763.70-694,460,816,360.35-283,502,267,361.98

Finding the Fourth Proportional to 503,230,938,763.70, 694,460,816,360.35 and 283,502,267,361.98

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Solution

The fourth proportional to 503,230,938,763.70, 694,460,816,360.35 and 283,502,267,361.98 is: 391,234,323,779.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,230,938,763.70 : 694,460,816,360.35 = 283,502,267,361.98 : x
  2. Step 2: Convert to fraction form
    503,230,938,763.70/694,460,816,360.35 = 283,502,267,361.98/x
  3. Step 3: Cross multiply
    503,230,938,763.70x = 694,460,816,360.35 × 283,502,267,361.98
  4. Step 4: Simplify right side
    503,230,938,763.70x = 196,881,216,032,210,826,559,488
  5. Step 5: Solve for x
    x = 196,881,216,032,210,826,559,488/503,230,938,763.70
  6. Step 6: Final answer
    x = 391,234,323,779.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.