Home / 937,870,877.76-1,405,030,613.76-626,038,225.44

Finding the Fourth Proportional to 937,870,877.76, 1,405,030,613.76 and 626,038,225.44

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Solution

The fourth proportional to 937,870,877.76, 1,405,030,613.76 and 626,038,225.44 is: 937,872,038.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    937,870,877.76 : 1,405,030,613.76 = 626,038,225.44 : x
  2. Step 2: Convert to fraction form
    937,870,877.76/1,405,030,613.76 = 626,038,225.44/x
  3. Step 3: Cross multiply
    937,870,877.76x = 1,405,030,613.76 × 626,038,225.44
  4. Step 4: Simplify right side
    937,870,877.76x = 879,602,872,127,184,512
  5. Step 5: Solve for x
    x = 879,602,872,127,184,512/937,870,877.76
  6. Step 6: Final answer
    x = 937,872,038.66

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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.