Home / 7,130,292,572.40-10,695,911,250.60-1,889,827,666.80

Finding the Fourth Proportional to 7,130,292,572.40, 10,695,911,250.60 and 1,889,827,666.80

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Solution

The fourth proportional to 7,130,292,572.40, 10,695,911,250.60 and 1,889,827,666.80 is: 2,834,866,703.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,130,292,572.40 : 10,695,911,250.60 = 1,889,827,666.80 : x
  2. Step 2: Convert to fraction form
    7,130,292,572.40/10,695,911,250.60 = 1,889,827,666.80/x
  3. Step 3: Cross multiply
    7,130,292,572.40x = 10,695,911,250.60 × 1,889,827,666.80
  4. Step 4: Simplify right side
    7,130,292,572.40x = 20,213,429,003,021,266,944
  5. Step 5: Solve for x
    x = 20,213,429,003,021,266,944/7,130,292,572.40
  6. Step 6: Final answer
    x = 2,834,866,703.96

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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.