Finding the Fourth Proportional to 302,778,710.07, 417,834,788.09 and 163,549,473
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Solution
The fourth proportional to 302,778,710.07, 417,834,788.09 and 163,549,473 is: 225,698,363.59
Step by Step Solution
- Step 1: Write the proportion equation
302,778,710.07 : 417,834,788.09 = 163,549,473 : x - Step 2: Convert to fraction form
302,778,710.07/417,834,788.09 = 163,549,473/x - Step 3: Cross multiply
302,778,710.07x = 417,834,788.09 × 163,549,473 - Step 4: Simplify right side
302,778,710.07x = 68,336,659,392,368,424 - Step 5: Solve for x
x = 68,336,659,392,368,424/302,778,710.07 - Step 6: Final answer
x = 225,698,363.59
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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.