Home / 5,201,496,132,412.40-7,176,445,249,437-3,005,861,458,378.40

Finding the Fourth Proportional to 5,201,496,132,412.40, 7,176,445,249,437 and 3,005,861,458,378.40

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Solution

The fourth proportional to 5,201,496,132,412.40, 7,176,445,249,437 and 3,005,861,458,378.40 is: 4,147,152,979,510.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,201,496,132,412.40 : 7,176,445,249,437 = 3,005,861,458,378.40 : x
  2. Step 2: Convert to fraction form
    5,201,496,132,412.40/7,176,445,249,437 = 3,005,861,458,378.40/x
  3. Step 3: Cross multiply
    5,201,496,132,412.40x = 7,176,445,249,437 × 3,005,861,458,378.40
  4. Step 4: Simplify right side
    5,201,496,132,412.40x = 21,571,400,183,445,439,211,634,688
  5. Step 5: Solve for x
    x = 21,571,400,183,445,439,211,634,688/5,201,496,132,412.40
  6. Step 6: Final answer
    x = 4,147,152,979,510.31

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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.