Home / 1,283,407,435,306.90-1,771,144,735,461.20-705,364,443,104.10

Finding the Fourth Proportional to 1,283,407,435,306.90, 1,771,144,735,461.20 and 705,364,443,104.10

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Solution

The fourth proportional to 1,283,407,435,306.90, 1,771,144,735,461.20 and 705,364,443,104.10 is: 973,426,275,722.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,407,435,306.90 : 1,771,144,735,461.20 = 705,364,443,104.10 : x
  2. Step 2: Convert to fraction form
    1,283,407,435,306.90/1,771,144,735,461.20 = 705,364,443,104.10/x
  3. Step 3: Cross multiply
    1,283,407,435,306.90x = 1,771,144,735,461.20 × 705,364,443,104.10
  4. Step 4: Simplify right side
    1,283,407,435,306.90x = 1,249,302,519,985,347,890,249,728
  5. Step 5: Solve for x
    x = 1,249,302,519,985,347,890,249,728/1,283,407,435,306.90
  6. Step 6: Final answer
    x = 973,426,275,722.49

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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.