Home / 7,123,033,133.12-10,684,550,031.80-4,879,868,501.81

Finding the Fourth Proportional to 7,123,033,133.12, 10,684,550,031.80 and 4,879,868,501.81

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Solution

The fourth proportional to 7,123,033,133.12, 10,684,550,031.80 and 4,879,868,501.81 is: 7,319,802,980.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,123,033,133.12 : 10,684,550,031.80 = 4,879,868,501.81 : x
  2. Step 2: Convert to fraction form
    7,123,033,133.12/10,684,550,031.80 = 4,879,868,501.81/x
  3. Step 3: Cross multiply
    7,123,033,133.12x = 10,684,550,031.80 × 4,879,868,501.81
  4. Step 4: Simplify right side
    7,123,033,133.12x = 52,139,199,156,193,853,440
  5. Step 5: Solve for x
    x = 52,139,199,156,193,853,440/7,123,033,133.12
  6. Step 6: Final answer
    x = 7,319,802,980.24

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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.