Home / 624,411,590,036.79-935,956,338,327.45-210,031,391,861.28

Finding the Fourth Proportional to 624,411,590,036.79, 935,956,338,327.45 and 210,031,391,861.28

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Solution

The fourth proportional to 624,411,590,036.79, 935,956,338,327.45 and 210,031,391,861.28 is: 314,824,733,552.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,411,590,036.79 : 935,956,338,327.45 = 210,031,391,861.28 : x
  2. Step 2: Convert to fraction form
    624,411,590,036.79/935,956,338,327.45 = 210,031,391,861.28/x
  3. Step 3: Cross multiply
    624,411,590,036.79x = 935,956,338,327.45 × 210,031,391,861.28
  4. Step 4: Simplify right side
    624,411,590,036.79x = 196,580,212,460,301,385,203,712
  5. Step 5: Solve for x
    x = 196,580,212,460,301,385,203,712/624,411,590,036.79
  6. Step 6: Final answer
    x = 314,824,733,552.30

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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.