Home / 15,918,209,681.58-23,864,733,440.37-7,946,286,518.70

Finding the Fourth Proportional to 15,918,209,681.58, 23,864,733,440.37 and 7,946,286,518.70

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Solution

The fourth proportional to 15,918,209,681.58, 23,864,733,440.37 and 7,946,286,518.70 is: 11,913,149,368.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,918,209,681.58 : 23,864,733,440.37 = 7,946,286,518.70 : x
  2. Step 2: Convert to fraction form
    15,918,209,681.58/23,864,733,440.37 = 7,946,286,518.70/x
  3. Step 3: Cross multiply
    15,918,209,681.58x = 23,864,733,440.37 × 7,946,286,518.70
  4. Step 4: Simplify right side
    15,918,209,681.58x = 189,636,009,609,581,199,360
  5. Step 5: Solve for x
    x = 189,636,009,609,581,199,360/15,918,209,681.58
  6. Step 6: Final answer
    x = 11,913,149,368.11

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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.