Home / 692,967,163,937.60-956,168,241,283.95-399,885,166,281.89

Finding the Fourth Proportional to 692,967,163,937.60, 956,168,241,283.95 and 399,885,166,281.89

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Solution

The fourth proportional to 692,967,163,937.60, 956,168,241,283.95 and 399,885,166,281.89 is: 551,768,562,866.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,967,163,937.60 : 956,168,241,283.95 = 399,885,166,281.89 : x
  2. Step 2: Convert to fraction form
    692,967,163,937.60/956,168,241,283.95 = 399,885,166,281.89/x
  3. Step 3: Cross multiply
    692,967,163,937.60x = 956,168,241,283.95 × 399,885,166,281.89
  4. Step 4: Simplify right side
    692,967,163,937.60x = 382,357,496,159,294,669,717,504
  5. Step 5: Solve for x
    x = 382,357,496,159,294,669,717,504/692,967,163,937.60
  6. Step 6: Final answer
    x = 551,768,562,866.17

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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.