Home / 66,286,537,779.60-99,429,806,669.40-45,365,831,373.60

Finding the Fourth Proportional to 66,286,537,779.60, 99,429,806,669.40 and 45,365,831,373.60

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Solution

The fourth proportional to 66,286,537,779.60, 99,429,806,669.40 and 45,365,831,373.60 is: 68,048,747,060.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,286,537,779.60 : 99,429,806,669.40 = 45,365,831,373.60 : x
  2. Step 2: Convert to fraction form
    66,286,537,779.60/99,429,806,669.40 = 45,365,831,373.60/x
  3. Step 3: Cross multiply
    66,286,537,779.60x = 99,429,806,669.40 × 45,365,831,373.60
  4. Step 4: Simplify right side
    66,286,537,779.60x = 4,510,715,842,873,648,480,256
  5. Step 5: Solve for x
    x = 4,510,715,842,873,648,480,256/66,286,537,779.60
  6. Step 6: Final answer
    x = 68,048,747,060.40

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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.