Home / 20,685,732,130.89-31,032,955,985.54-6,710,262,787.53

Finding the Fourth Proportional to 20,685,732,130.89, 31,032,955,985.54 and 6,710,262,787.53

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Solution

The fourth proportional to 20,685,732,130.89, 31,032,955,985.54 and 6,710,262,787.53 is: 10,066,807,808.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,685,732,130.89 : 31,032,955,985.54 = 6,710,262,787.53 : x
  2. Step 2: Convert to fraction form
    20,685,732,130.89/31,032,955,985.54 = 6,710,262,787.53/x
  3. Step 3: Cross multiply
    20,685,732,130.89x = 31,032,955,985.54 × 6,710,262,787.53
  4. Step 4: Simplify right side
    20,685,732,130.89x = 208,239,289,736,791,883,776
  5. Step 5: Solve for x
    x = 208,239,289,736,791,883,776/20,685,732,130.89
  6. Step 6: Final answer
    x = 10,066,807,808.36

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1.5x scale

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.