Home / 1,257,139,708,058.70-1,885,709,559,972.90-302,078,304,299.22

Finding the Fourth Proportional to 1,257,139,708,058.70, 1,885,709,559,972.90 and 302,078,304,299.22

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Solution

The fourth proportional to 1,257,139,708,058.70, 1,885,709,559,972.90 and 302,078,304,299.22 is: 453,117,455,940.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,139,708,058.70 : 1,885,709,559,972.90 = 302,078,304,299.22 : x
  2. Step 2: Convert to fraction form
    1,257,139,708,058.70/1,885,709,559,972.90 = 302,078,304,299.22/x
  3. Step 3: Cross multiply
    1,257,139,708,058.70x = 1,885,709,559,972.90 × 302,078,304,299.22
  4. Step 4: Simplify right side
    1,257,139,708,058.70x = 569,631,946,277,441,824,096,256
  5. Step 5: Solve for x
    x = 569,631,946,277,441,824,096,256/1,257,139,708,058.70
  6. Step 6: Final answer
    x = 453,117,455,940.58

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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.