Home / 19,316,048,619.60-28,974,072,929.40-11,877,575,230.80

Finding the Fourth Proportional to 19,316,048,619.60, 28,974,072,929.40 and 11,877,575,230.80

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Solution

The fourth proportional to 19,316,048,619.60, 28,974,072,929.40 and 11,877,575,230.80 is: 17,816,362,846.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,316,048,619.60 : 28,974,072,929.40 = 11,877,575,230.80 : x
  2. Step 2: Convert to fraction form
    19,316,048,619.60/28,974,072,929.40 = 11,877,575,230.80/x
  3. Step 3: Cross multiply
    19,316,048,619.60x = 28,974,072,929.40 × 11,877,575,230.80
  4. Step 4: Simplify right side
    19,316,048,619.60x = 344,141,730,961,634,230,272
  5. Step 5: Solve for x
    x = 344,141,730,961,634,230,272/19,316,048,619.60
  6. Step 6: Final answer
    x = 17,816,362,846.20

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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.